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INDEX TO THE PHILOSOPHICAL TRANSACTIONS FOR THE YEAR 1840. A. Actinograph, description of an, 46. Airy (George Biddell, Esq.). On the theoretical explanation of an apparent new polarity of light, 225. Ammoniac resin, 350. Archil and litmus, contributions to the chemical history of, 273. Section I. Chemical examination of the Roccella Tinctoria (archil-weed), 275; I. Of erythryline, 277; II. Of erythrine, 279; III. Of erythrine-bitter.—Amarythrine, 282; IV. Of telerythrine, 283. Section II. Chemical examination of archil (orseille) of commerce, 285; I. Of azoerythrine, 287; II. Of orceine, 289; III. Of erythroleic acid, 295. Section III. Of litmus, 298; I. Of erythrolein, 299; II. Of erythrolitmine, 301; III. Of azolitmine, 304; IV. Of Spaniolitmine, 307. Section IV. Of the decolorization of the bodies which exist in archil and litmus, 311; action of chlorine on azolitmine, 321; action of chlorine on erythrolitmine, 322. Assafactida, resin of, 354. B. Bakerian Lecture, 225. Barry (Martin, M.D.). Researches in Embryology. Third series: A contribution to the physiology of cells, 529. On the corpuscles of the blood, 595. Bdellium, resin of, 368. Bell (Sir Charles). On the nervous system, 245. Benzoin, resin of, 369; action of caustic lime on, 372; action of caustic potash on, 375; action of oxide of lead on, 378; on the rational constitution of the, 380; general results in regard to the, 383. Berengela resin, 346. Blood, on the corpuscles of the, 595; progressive division of the blood-disc into globules, ibid.; rapid and incessant changes in the form of altered blood-corpuscles, 598; the chorion formed of cells derived from corpuscles of the blood, 600; muscular fibre formed of cells derived from corpuscles of the blood, 601; state of the blood-corpuscles during vital turgescence of the vessels, 606; explanation of the plates, 609. Bowman (William, Esq.). On the minute structure and movements of voluntary muscle, 457. C. Calorific rays in the solar spectrum, on the distribution of the, 51. Calorific spectrum, account of a process for rendering it visible by its effect on paper properly prepared, and of some further results obtained respecting the distribution of heat therein, 52. Cells, contribution to the physiology of, 529; the doctrine of, 530; parent-cell, the germinal vesicle, 536; twin cells, 537; reproduction of succeeding cells, 539; the rudimental embryo is the nucleus of a cell, 541; the chorion formed of cells arising in the oviduct, 545; application of facts to the physiology of cells, 546; existing views regarding cells, 563; chorion formed of cells derived from corpuscles of the blood, 600; muscular fibre formed of cells derived from corpuscles of the blood, 601. Chemical action (combined) of rays of different degrees of refrangibility, 23; traced much beyond the extreme red rays, 28, 31. ———, the source of power in the voltaic pile, 61, 93; sufficiency of to produce voltaic currents, 117. ——— of the rays of the solar spectrum on preparations of silver and other substances, both metallic and non-metallic, 1. Chemical theory of voltaic electricity, 64; comparison of with contact theory, 77; adequate to explain the phenomena, 61, 93. Chlorine, action of, on azolitmine, 321; on erythrolitmine, 322. Chorion, formed of cells arising in the oviduct, 545; diameter of liable to much greater changes than that of the zona pellucida, 566; formed of cells derived from corpuscles of the blood, 600. Clock, description of an escapement for an astronomical, 335. Contact theory of voltaic electricity, 62; comparison of with chemical theory, 77; inadequate to explain the phenomena, 61, 93; improbable nature of the assumed contact force, 124. D. Daniell (J. Frederic, Esq.). Second letter on the electrolysis of secondary compounds, 209. Dunlop (James, Esq.). Table of observations by, of the dip and intensity, made at sea in a voyage from England to Australia, 146. E. Electricity, experimental researches in. Sixteenth series, 61. § 24. On the source of power in the voltaic pile, various views of contact and chemical excitement, 62; theory of contact electromotive force, 64. i. Exciting electrolytes, &c. being conductors of thermo and feeble currents, 66. ii. Inactive conducting circles containing a fluid or electrolyte, 68; chemical and contact theories compared, 77. iii. Active circles excited by solution of sulphuret of potassium, &c. 82. ———. Seventeenth series, 93. § 24. On the source of power in the voltaic pile (continued). iv. The exciting chemical force affected by temperature, 93: cases of one metal and one electrolyte; one junction being heated, 99: cases of two metals and one electrolyte; one junction being heated, 102. v. The exciting chemical force affected by dilution, 104. vi. Differences in the order of the metallic elements of voltaic circles, 112. vii. Active voltaic circles and batteries without metallic contact, 114. viii. Considerations of the sufficiency of chemical action, 117. ix. Thermo-electric evidence, 122. x. Improbable nature of the assumed contact force, 124. Note 127. Electricity, voltaic, contact theory of, 62; chemical theory of, 64; chemical and contact theories of, compared, 77. Electrolysis of secondary compounds, on the, 209. Elemi resin, 366. Embryo, the rudimental, is the nucleus of a cell, 541. Embryology, researches in. Third series: A contribution to the physiology of cells, 529; the doctrine of cells, 530; changes in the ovarian ovum preparatory to fecundation, *ibid.*; changes in the ovum immediately after fecundation and before it leaves the ovary, 534; changes in the ovum after its discharge from the ovary. Addition of the chorion, 536; recapitulation, 554; appendix, 558; table of measurements, 567; explanation of the plates, 569; additional observations, 590. *Escapement*, description of an, for an astronomical clock, invented by the late Captain Henry Kater, F.R.S., drawn up from his own memorandums, 335. *Euphorbium resin*, 364. **F.** *Fallopian tube*, ova found in the, of the Rabbit, 565. *Faraday (Michael, D.C.L.)*. Experimental Researches in Electricity. Sixteenth series: On the source of power in the voltaic pile, 61. Seventeenth series: On the source of power in the voltaic pile (continued), 93; *Note*, 127. *Fasciculus (Primitive)* of voluntary muscle, 458; table of diameters of, 460; transverse striæ in, 461; fibrillæ of marked, 463; not tubular, but consists of a true bundle of fibrillæ, 466; sarcolemma or tunic of, 474; corpuscles of, 482; of the extremities of, and union to other structures, 485. *Fecundation*, changes in the ovarian ovum preparatory to, 530; point of, 532; changes in the ovum immediately after, 534. **G.** *Gassiot (John P., Esq.)*. An account of experiments made with the view of ascertaining the possibility of obtaining a spark before the circuit of the voltaic battery is completed, 183. *Geology* (Physical), Researches in, second series, 193; on precession and nutation, assuming the interior of the earth to be fluid and heterogeneous, 193. *Germ*, the, or foundation of the new being; its place of origin and form, 536; comparison of the germs of animals and plants, 553. *Germinial vesicle*, and spot, changes in, preparatory to fecundation, 531; immediately after fecundation, 534; not a nucleus, but a parent-cell, 536; statements and conjectures of physiologists on the nature, office, and destination of the germinial vesicle, 558. **H.** *Herschel (Sir John F. W., Bart.)*. On the chemical action of the rays of the solar spectrum on preparations of silver and other substances both metallic and non-metallic, and on some photographic processes, 1. I. Of fixing photographs, 4. II. Of taking photographic copies and transfers, 7. III. Of the preparation of photographic paper, 8. IV. Chemical analysis of the solar spectrum, 15; extension of the visible prismatic spectrum,—a new prismatic colour, 19; chemical properties of the red end of the spectrum, 22; combined action of rays of different degrees of refrangibility, 23; chemical action traced much beyond the extreme red rays;—exercise of a blackening or deoxidating power by the red rays themselves, under certain circumstances, 28; possible indication of absorptive action in the sun’s atmosphere, 29; existence of a blackening or deoxidating power in rays beyond the extreme red, 31; effect of the spectrum on certain vegetable colours, 33. V. Of the whitening power of the several rays of the spectrum under the influence of hydriodic salts, on papers variously pre- pared and previously darkened by the action of solar light, 35. VI. Of the analysis of the chemical rays of the spectrum by absorbent media, 37. VII. Of the exalting and depressing power exercised by certain media, under peculiar circumstances of exposure to solar light, on the intensity of its chemical action, 43. VIII. Description of an actinograph, or self-registering photometer for meteorological purposes, 46. Note I. On the distribution of the calorific rays in the solar spectrum, 51. Note II. On a definite limit of photographic action of the blue rays under the influence of an iodic salt, 52. Note III. Account of a process for rendering visible the calorific spectrum by its effect on paper properly prepared, and of some further results obtained respecting the distribution of heat therein, 52. Hodgkinson (Eaton, Esq.). Experimental researches on the strength of pillars of cast iron and other materials, 385. Hopkins (William, Esq.). Researches in physical geology. Second series, 193. Hunt (Mr. Robert). On the influence of iodine in rendering several argentine compounds, spread on paper, sensitive to light, and on a new method of producing, with greater distinctness, the photographic image, 325. Hydriodic salts, of the whitening power of the several rays of the spectrum under the influence of the, on papers variously prepared and previously darkened by the action of solar light, 35. I. Iodine, on the influence of, in rendering several argentine compounds, spread on paper, sensitive to light, and on a new method of producing, with greater distinctness, the photographic image, 325. Iron (cast). Experimental researches on the strength of pillars of, 385; power of to resist long-continued pressure, 417; tensile strength of, 418; compressive strength of, 419; transverse strength of, 420; relative strength of long pillars of cast iron, wrought iron, steel, and timber, 430; tables of the results of experiments on the strength of cylindrical, rectangular and other forms of pillars, 431, 449. Iron (wrought). Strength of pillars of, as dependent on their dimensions, 423; table of the results of experiments on the strength of pillars, 451. J. Jalap, resin of, 342. Johnston (James F. W., Esq.). On the constitution of the resins, Part IV., 341. On the constitution of the resins, Part V., 361. K. Kane (Robert, M.D.). Contributions to the chemical history of archil and litmus, 273. Kater (Edward, Esq.). Description of an escapement for an astronomical clock, invented by the late Captain Henry Kater, drawn up from his own memorandums, 355. Kater (Captain Henry). Description of an escapement for an astronomical clock invented by the late, 355. L. Labdanum, resin of, 344. Light. A supplement to a paper entitled "Remarks on the Theory of the Dispersion of Light, as connected with Polarization," 157. Light, on the influence of iodine in rendering argentine compounds sensitive to, 325. ———, on the theoretical explanation of an apparent new polarity in, 225. Litmus, archil and, contributions to the chemical history of, 273. Section III. Of litmus, 298; I. Of erythrolein, 299; II. Of erythrolitmine, 301; III. Of azolitmine, 304; IV. Of spaniolitmine, 307. Section IV. Of the decolorization of the bodies which exist in archil and litmus, 311; action of chlorine on azolitmine, 321; action of chlorine on erythrolitmine, 322. M. Maclear (Thomas, Esq.). Further particulars of the fall of the Cold Bokkeveld meteorite, 177. Magnetic dip and intensity, table of observations of the, made at sea between Falmouth and the Falkland Islands, 142. ———. Table of observations of the, made at sea in a voyage from England to Australia, 146, 147, 150. Magnetic inclination and intensity, lines of, in the Atlantic Ocean, 129; intensity, between the Cape of Good Hope and Australia, 140. Magnetism, terrestrial, contributions to, 129; § i. Lines of inclination and intensity in the Atlantic Ocean, 129; § ii. Lines of intensity between the Cape of Good Hope and Australia, 140. Media, absorbent, of the analysis of the chemical rays of the spectrum by, 37; of the exalting and depressing power exercised by certain media, under peculiar circumstances of exposure to solar light, on the intensity of its chemical action, 43. Meteorolite (the Cold Bokkeveld). Further particulars of the fall of, 177. Muscle (voluntary). On the minute structure and movements of, 457; primitive fasciculus, 458; table of diameter of primitive fasciculi, 460; of the transverse striæ, 461; of the sarcolemma, or tunic of the primitive fasciculus, 474; of the corpuscles of the primitive fasciculus, 482; of the extremities of the primitive fasciculi, and their union to other structures, 485; on the mechanism of the movement of voluntary muscle, 487; recapitulation of the chief results, 493; postscript, 494; explanation of the plates, 495. Muscular fibre formed of cells derived from corpuscles of the blood, 601. N. Nervous system, on the, 245; the spinal nerves, ibid.; the respiratory system of nerves, 249; of the supply of blood to the nerves of the respiratory system, 253. Nutation, precession and, phenomena of, assuming the interior of the earth to be fluid and heterogeneous, 193. O. Opoponax, resin of, 352. Ovum, changes in the ovarian, preparatory to fecundation, 530; changes in the, immediately after fecundation and before it leaves the ovary, 534; after its discharge from the ovary, 536; no fixed relation between the degree of development of ova and their size, locality, or age, 544; ova found in the Fallopian tube and uterus of the Rabbit, 564. Oxmantown (Right Honourable Lord). An account of experiments on the reflecting telescope, 503. P. Palgrave (Sir Francis, K.H.). An account of the shooting stars of 1095 and 1243, 175. Photographic action, on a definite limit of, of the blue rays under the influence of an iodic salt, 52. image. On a new method of producing it with greater distinctness, 325. papers, 327; method of using, 332. processes, on some, 1. I. Of fixing photographs, 4; II. Of taking photographic copies and transfers, 7; III. Of the preparation of photographic paper, 8. Photometer, self-registering, for meteorological purposes, 46. Pillars of cast iron and other materials, experimental researches on the strength of, 385; comparative strength of cylindrical pillars of cast iron, with rounded and with flat ends, 387; strength of long pillars of cast iron, 390; of pillars with one end rounded and the other flat, 393; of pillars enlarged in the middle, 395; of long pillars as dependent upon their dimensions, ibid.; —— upon the diameter, ibid.; —— on the length, 398; computations of the strength of long pillars by means of the numerical results from experiments, 400; short pillars, diminution in their strength from crushing, 403; mode of estimating the strength in short pillars, 404; relative strength of similar pillars, 400; strength of hollow cylindrical pillars of cast iron, 408; computed strength, 414; strength of short hollow pillars, 416; power of cast iron to resist long-continued pressure, 417; tensile strength of cast iron, 418; compressive strength of cast iron, 419; transverse strength of cast iron, 420; strength of pillars of wrought iron, of steel, and of timber, ibid.; strength of pillars of wrought iron as dependent on their dimensions, 423; —— of timber, 424; —— crushing strength of timber, 429; relative strength of long pillars of cast iron, wrought iron, steel, and timber, 430; Tables: I. Results of experiments on the resistance of solid uniform cylinders of cast iron to a crushing force, the ends rounded, 431; II. Ends of the cylinders turned flat, 434; III. Rectangular or square uniform pillars, 437; IV. Solid uniform cylindrical pillars with discs upon their ends, 438; V. Uniform pillars, with one end rounded and one flat; with both ends rounded; with both flat, 439; VI. Pillars enlarged in the middle, ends rounded, 440; VII. Pillars enlarged in the middle, with discs on the ends, 441; VIII. Hollow cylinders rounded at the ends, 442; IX. Hollow cylinders flat at the ends, 445; X. Short hollow cylinders, 448; XI. Pillars of various forms and different modes of placing, 449; XII. Pillars of wrought iron and steel, 451; XIII. Pillars of Dantzie oak and red deal, 453. Powell (the Rev. Baden). A supplement to a paper entitled "Remarks on the Theory of the Dispersion of Light as connected with Polarization," 157. Precession and nutation, phenomena of, assuming the interior of the earth to be fluid and heterogeneous, 193. Prismatic colour, a new, 19. spectrum, extension of the visible, 19. R. Rabbit, ova found in the Fallopian tube and uterus of the, 565; table of measurements of ova, 567. Rays of the solar spectrum, on the chemical action of the, on preparations of silver and other substances, both metallic and non-metallic, 1; combined chemical action of rays of different degrees of refrangibility, 23; of the whitening process of the several, under the influence of the hydriodic salts, on papers variously prepared and previously darkened by the action of solar light, 35; analysis of the chemical, by absorbent media, 37. Red rays, chemical action traced much beyond the extreme, 28, 31; exercise of a deoxidating power by the, 28. Resins, on the constitution of the. Part IV., 341; IX. Resin of scammony, ibid.; X. Resin INDEX. of jalap, 342; XI. Resin of labdanum, 344; XII. Berengela resin, 346; XIII. Resin of retin-asphalt, 348; XIV. Ammoniac resin, 350; XV. Resin of opoponax, 352; XVI. Resin of assafætida, 354; general remarks, 358. Resins, on the constitution of the. Part V., 361; XVII. Resin of sagapenum, ibid.; XVIII. Resin of galbanum, 362; XIX. Euphorbium resin, 364; XX. Elemi resin, 366; XXI. Resin of bdellium, 368; XXII. Resin of benzoin, 369; action of caustic lime on resin of benzoin, 372; action of caustic potash on resin of benzoin, 375; action of oxide of lead on resin of benzoin, 378; on the rational constitution of the resin of benzoin, 380; general results in regard to the resin of benzoin, 383. Retin-asphalt, resin of, 348. S. Sabine (Major Edward, R.A.). Contributions to terrestrial magnetism, 129. § 1. Lines of inclination and intensity in the Atlantic, ibid. § 2. Lines of intensity between the Cape of Good Hope and Australia, 140. Sagapenum, resin of, 361. Sarcolemma, or tunic of the primitive fasciculus of voluntary muscle, 474. Scammony, resin of, 341. Shooting stars. An account of those of 1095 and 1243, 175. Solar spectrum, on the chemical action of the rays of the, on preparations of silver and other substances, both metallic and non-metallic, 1; chemical analysis of the, 15; phenomena observed on presenting particular preparations to the action of the, 27; effect of, on certain vegetable colours, 33; of the whitening power of the several rays under the influence of hydriodic salts, on papers variously prepared and previously darkened by the action of solar light, 35; analysis of the chemical rays, by absorbent media, 37; on the distribution of the calorific rays in the, 51. Speculum of a reflecting telescope. Proportion of copper and tin in metal for, 505; method of forming a large speculum of several castings, ibid.; process of casting, 509; processes of grinding and polishing, 514. Spectrum, prismatic, extension of the visible, 19; calorific, account of a process for rendering it visible, 52. Steel, strength of pillars of, 421, 430, 452. Strength of pillars. See pillars, iron, steel, timber. Sullivan (Lieut. B. J., R.N.). Table of observations by, of the dip and intensity, made at sea between Falmouth and the Falkland Islands, 142. Sun's atmosphere, possible indication of absorptive action in the, 29. T. Tables of the elevation or depression of the surface of the sea above or below mean water at all hours of the tide, for Plymouth and Liverpool, 261; of observations at Plymouth when the surface passes certain fixed lines near mean water; and the calculated time of high water, hence obtained, compared with the observed time, 262. Table of tide observations, at Petropaulofsk, 169; Port de Lloyd, 172; Port de la Coquille, 173; Sitkhœ, 174. ——— of, observations of the dip and intensity made at sea between Falmouth and the Falkland Islands, 142. ——— of observations of the dip and intensity made at sea in a voyage from England to Australia, 146. Table of observations of the dip, in a voyage from England to Australia, 147. ——— of observations of the intensity, in a voyage from England to Australia, 150. ——— of diameters of primitive fasciculi of voluntary muscle, 460. ——— of measurements of ova of the Rabbit, 567. Tables of the results of experiments on the strength of pillars of cast iron, wrought iron, steel and timber, 431—453. Telescope (reflecting), an account of experiments on the, 503; method of forming a large speculum of several castings, 505; process of casting, 509; processes of grinding and polishing 514; performance of one three feet in diameter, 525. Terrestrial magnetism, contributions to, 129. § 1. Lines of inclination and intensity in the Atlantic Ocean, 129. § 2. Lines of intensity between the Cape of Good Hope and Australia, 140. Tides, additional note to the eleventh series of researches on the, 161. ——— table of, at Petropaulofsk, 169; at Port de Lloyd, 172; at Port de la Coquille, 173; at Sitkhœ, 174. ——— researches on the. Twelfth series: On the laws of the rise and fall of the sea's surface during each tide, 255. Timber, strength of pillars of, 421, 424; crushing strength, 429; table of results of experiments on the strength of pillars, 453. Treuter (Dr.). Letters of, to Thomas Maclear, Esq., on the fall of the Cold Bokkeveld meteorite, 181. Tunica granulosa, changes in the, immediately after fecundation, 536. U. Uterus, ova found in the, of the Rabbit, 565. V. Vegetable colours, effect of the spectrum on certain, 33. Voltaic battery. An account of experiments made with the view of ascertaining the possibility of obtaining a spark before the circuit is completed, 183. Voltaic circles, inactive conducting, 69; active and inactive, 84—90; differences in the order of the metallic elements of, 112; active, without metallic contact, 114. Voltaic electricity, contact theory of, 62; chemical theory of, 64; chemical and contact theories of, compared, 77. Voltaic pile, on the source of power in the, 61, 93. W. Whewell (The Rev. William). Additional note to the eleventh series of researches on the tides, 161. ——— Researches on the tides. Twelfth series: On the rise and fall of the sea's surface during each tide, 255. Wickham (Commander, R.N.). Table of observations by, of the dip, in a voyage from England to Australia, 147; of the intensity, 150. LONDON: PRINTED BY RICHARD AND JOHN E. TAYLOR, RED LION COURT, FLEET STREET. PRESENTS RECEIVED BY THE ROYAL SOCIETY, WITH THE NAMES OF THE DONORS. From November 1839 to June 1840. PRESENTS. DONORS. ACADEMIES, &c. America.—Albany Institute. 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The Registrar-General. The Author. The Authors. The Author. The Author. The Author. PRESENTS. TWEEDIE (A.) The Library of Medicine, arranged and edited by Alexander Tweedie, M.D., F.R.S. Vols. I. and II. 12mo. Lond. 1840. VALENCIENNES (A.) Description de l'Animal de la Panopée Australe, et Recherches sur les autres espèces vivantes ou fossiles de ce genre. 4to. Paris 1839. Observations sur les Machoires Fossiles des Couches Oolithiques de Stonesfield, nommées Didelphis Prevostii et Didelphis Bucklandii. 4to. Paris 1838. VANNONI (P.) Idee generali per guidar di un ragionale insegnamento di Ostetricia teorico-clinica. 8vo. Firenze 1839. WALCKENAER ( ) et JOMARD ( ) Rapport sur un Pied Romain trouvé dans la forêt de Maulevrier (près de Caudebec). 4to. Paris 1839. WARREN (S.) The Opium Question. 8vo. Lond. 1840. WEAVER (T.) The Mineral Structure of the South of Ireland. 8vo. Lond. 1840. WIKSTRÖM (J. E.) Årsberättelse om Botaniska Arbeten och Upptäckter, för år 1836. 8vo. Stockholm 1838. WILLICH (C. M.) Annual Supplement to Tithe Commutation Tables. 8vo. Lond. 1840. WILSON (H. H.) The Vishnu Purána, a System of Hindu Mythology and Tradition, translated from the original Sanskrit, and illustrated by notes, derived chiefly from other Puránas. 4to. Lond. 1840. WOODBURY (L.) Letter to Hon. W. R. King. WOODLEY (W.) The Practical Navigator's Almanac and Astronomical Ephemeris for 1839 and 1840. 12mo. Lond. 1839. WRIGHT (T.) An Essay on the State of Literature and Learning under the Anglo-Saxons. 8vo. Lond. 1839. DONORS. The Editor. The Author. The Author. The Author. The Author. The Author. The Translator. The Author. The Author. The Author. LIST OF BOOKS PURCHASED 1839–40. Note.—The continuations of works in progress and of Journals are regularly received. ALBATEGNIUS MOHAM. De Numeris Stellarum et Motibus. 4to. ALEMBERT, D’. Traité de l’Équilibre et du Mouvement des Fluides. 4to. Paris 1744. ANONYMOUS. Miscellanea Curiosa Mathematica. 2 Vols. 4to. Lond. 1749. Narrative of the Dissensions and Debates in the Royal Society. 8vo. Lond. 1784. ARCHIMEDE. Œuvres traduites littéralement, avec un Commentaire, par F. Peyrard. 2 Vols. 8vo. Paris 1808. AYRES (J.) Arithmetick made Easie. 12mo. Lond. 1720. BILLBERG (Gust. Joh.) Synopsis Faunæ Scandinavie complectens Animalia Sueciæ Norvegiæ que hucusque detecta. Tom. I. Pars I. Mammalia. 18mo. Holmiae. BISSEL (Charles.) The Theory and Construction of Fortification. 4to. Lond. 1751. BLAKE (Francis.) An Explanation of Fluxions, in a Short Essay on the Theory. 4to. Lond. 1741. BOEHMERUS (Georgius Rudolphus.) Bibliotheca Scriptorum Historiae Naturalis Æconomiae aliarumque Artium ac Scientiarum ad illam pertinentium realis systemata. 9 Vols. 8vo. Lipsiae 1785–89. BURDACH (C. F.) Traité de Physiologie considerée comme Science d’Observation, avec des additions par Baer, Meyen, Müller, Meyer, Rathke, Valentin, Wagner. Traduit de l’Allemand par A. L. Jourdan. 8 Vols. 8vo. Paris 1837–38. BUTLER (Charles.) The History of Bees. 4to. Lond. 1623. CRESSWELL (D.) Elements of Linear Perspective. 8vo. Cambridge 1811. CREPLIN (F. C. H.) Observationes de Entozois. Pars. I. 8vo. Gryphiswaldiae 1825. CROIX (S. F. la.) Traité Élémentaire de Calcul Différentiel. 8vo. Paris 1806. Élémens de Géométrie. 8vo. Paris 1806. Traité Élémentaire de Trigonométrie. 8vo. Paris 1803. Traité Élémentaire d’Arithmétique. 8vo. Paris 1807. Élémens d’Algèbre. 8vo. Paris 1804. Completene des Élémens d’Algébres. 8vo. Paris 1804. CUVIER (Georges.) Leçons d’Anatomie Comparée, recueillies et publiées par MM. Duméril et Duvernoy. 8 Vols. 8vo. Paris 1835–40. DENIS et SCHIEFFERMÜLLER. Systematisches Verzeichniss der Schmetterlinge der Wiener Gegend. 4to. Wien 1776. FOË KOUÈ KI’; ou Rélation des Royaumes Buddhiques. Traduit du Chinois et Commenté par M. Abel Remusat. Révue complété et augmenté par MM. Klapproth et Landresse. 4to. Paris 1836. EDWARDS (H. Milne.) Élémens de Zoologie. 3 Vols. 8vo. Paris 1834–7. EULERUS (Leonhardus.) Institutionum Calculi Integralis. 4 Vols. 4to. Petropoli 1792–94. Institutiones Calculi Differentialis. 4to. Introductio in Analysis Infinitorum. 2 Vols. 4to. Lansanæ 1748. Élémens d’Algèbre. Traduits de l’Allemand. 2 Vols. 8vo. Lyons 1774. A Complete Theory of the Construction and Properties of Vessels. Translated by H. Watson, Esq. 8vo. Lond. 1790. FABRICIUS (Joh. Christ.) Philosophia Entomologica sistens scientiae fundamenta adjectis definitionibus, exemplis, observationibus, adumbrationibus. 8vo. Hamburgii et Kelonii 1778. FUESSLY (Jean Caspar.) Archives de l’Histoire des Insectes. 4to. Winterthour 1794. GALILEO (Galilei.) Istoria e Demostrazioni intorno alle machlie Solari. 4to. Roma 1613. GOEDARD (J.) Metamorphosis Naturalis. Oftte historische Beschryvinghe van den ovispronck, aerd, eygenschappen ende vreemde veranderinghen der wormen, rupsen, maeden, vliegen, &c. 18mo. Middelburgh. GRANT (R. E.) Outlines of Comparative Anatomy. 5 parts. 8vo. Lond. 1835–39. Lectures on Comparative Anatomy. (Extracted from the Lancet.) Lectures 1—48. 8vo. Lond. 1833 and 1834. GRAVENHORST (J. L. C.) Tergestina oder Beobachtungen und Untersuchungen über einige bei Triest im Meere lebende Arterie der Gathungen, Octopus, Doris, Pinna, &c. 8vo. Breslau 1831. HUGENIUS (Christianus.) Zulechemii, Opera Varia. 4 Vols. 4to. Lugduni Batavorum 1724. HUTTON (Charles.) The Principles of Bridges, &c. 8vo. Lond. 1801. JONES (Thomas Rymer.) A General Outline of the Animal Kingdom. 9 parts. 8vo. Lond. 1840. JOURNALS. Loudon (J. C.) The Magazine of Natural History. 9 Vols. 8vo. Lond. 1829–1836. Meyer (F. A. A.) Zoologische Annalen. 1st Bd. 8vo. Weimar 1794. Nicholson's Journal of Natural Philosophy, &c. 5 Vols. 4to. Lond. 1797–1802. Scriba Journal für die Liebhaber der Entomologie. 1st Bd. 8vo. Frankfurt 1790–91. Wiegmann Archiv für Naturgeschichte. 5 Vols. 8vo. Berlin 1835–39. KNOCH (A. W.) Beiträge zur Insectenkunde. 3 Stucken. 8vo. Leipzig 1781–83. Neue Beyträge zur Insectenkunde. Erste Theil. 8vo. Leipzig 1801. KEILL (John.) An Introduction to the true Astronomy. 8vo. Lond. 1721. KLUG et EHRENBERG. Symbola Physicae. 2 Vols. folio. Berlin 1830. LAMARCK (J. B. P. A. de.) Histoire Naturelle des Animaux sans Vertèbres. 2me édition. Révué et augmenté par MM. G. P. Deshayes et H. Milne Edwards. 8 Vols. 8vo. Paris 1835–39. MACLAURIN (Colin.) A Treatise of Algebra. 8vo. Lond. 1748. MANDL (L.) Traité pratique du Microscope, et de son Emploi dans l'Étude des Corps Organisés, suivi de Recherches sur l'Organisation des Animaux Infusoirs, par C. G. Ehrenberg. 8vo. Paris 1839. MARTIN (Benjamin.) Bibliotheca Technologica, or a Philological Library. 8vo. Lond. 1776. MOIVRE (A. de.) The Doctrine of Chances. 4to. Lond. 1718. MOIVRE (A. de.) Animadversions in D. Georgii Cheynii Tractatum de Fluxionum Methodo Inversa. 8vo. Lond. 1704. MONGE. Application de l'Analyse à la Géométrie 4to. Paris 1809. MÜLLER (Otho Fred.) Zoologia Danica Prodromus, seu Animalium Daniae et Norvegiae indigenarum: characteres, nomina et synonyma imprimis popularium. 8vo. Havniae 1776. NEWTON (Isaac.) Optical Lectures read in the Public Schools at the University of Cambridge, A.D. 1669. 8vo. Lond. 1728. Tractatus de Quadratura Curvarum. 4to. Upsaliae 1762. OWEN (Richard.) Odontography; or a Treatise on the Comparative Anatomy of the Teeth. Part I. 8vo. Lond. 1840. PETTY (Sir W.) The Discourses made before the Royal Society 26 Nov. 1674. 12mo. Lond. 1674. PILLER (Matthias) et MITTERPACHER (Ludor.) Iter per Poseganam Sclavoniae provinciam, anno 1782, susceptum. 4to. Budae 1783. PISO (Gulielmus.) De Indiæ utriusque re Naturali et Medica. Folio. Amstelodami 1658. PLAYFAIR (John.) Elements of Geometry. 8vo. Edinburgh 1795. RAMDOHR (Karl August.) Abhandlung über die Verdauungswerkzeuge der Insecten. 4to. Halle 1811. RAPHSON ( ). Universal Arithmetic; to which is added Dr. Halley's Method of finding the Roots of Equations arithmetically. 8vo. Lond. 1720. ROSSIUS (Petrus.) Fauna Etrusca, sistens Insecta quae in Provinciae Florentina et Pisana praesertim collegit. Iterum edita a J. C. L. Hellwig et Carolo Illiger. 2 Vols. 8vo. Helmstadii 1795—1807. Mantissa Insectorum, exhibens Species nuper in Etruria Collectas. 4to. Pisis 1792. SCHAEFFER (Jacob Christian.) Zweifel und Schwürgkeiten welche in der Insectenlehre annoch Vorwalten. 4to. Regensburg 1766. SCHELVER (Frau Joseph.) Versuch einer Naturgeschichte der Sinneswerkzeuge bey den Insecten und Würmern. 18mo. Göttingen 1798. SCHÖNBÄUER (Josep. Ant.) Geschichte der Schädlichen Kolumbatcer Mücken im Bannat. 4to. Wien 1795. SCHRANK (Franz von Paulo.) Fauna Boica. 3 Vols. 8vo. Nürnberg und Landshut 1798—1803. Beyträge zur Naturgeschichte. 8vo. Leipzig 1776. SEJOUR (Dionis du.) Essai sur les Comètes. 8vo. Paris 1775. SELBY (Prid. John.) Illustrations of British Ornithology. 2 Vols. 8vo. Edinburgh 1833. SENDELIUS (Nathanael.) Historia Succinorum Corpora Aliena involventium. Folio. Lipsiae 1742. SIMSON (Robert.) Elements of the Conic Sections. 8vo. Edinburgh 1775. SIMPSON (Thomas.) A new Theory of Fluxions. 4to. Lond. 1737. SNELLIUS (Willebordius.) Cyclometricus. 4to. Lugd. Batav. 1621. STIRLING (J.) Methodus Differentialis. 4to. Lond. 1730. SWAINSON (William.) A Preliminary Discourse on the Study of Natural History. 8vo. Lond. 1834. SWAINSON (William.) A Treatise on the Geography and Classification of Animals. 8vo. Lond. 1835. SWAINSON (William.) On the Natural History and Classification of Fishes. Vol. I. 8vo. Lond. 1838. SWAINSON (William.) On the Natural History and Classification of Birds. 2 Vols. 8vo. Lond. 1836–37. THOMSON (Thomas.) Chemistry of Organic Bodies—Vegetables. 8vo. Lond. 1838. VIETA (Fr.) De Equaliorum Recognitione et Emendatione. 4to. Paris 1615. VINCE (S.) and WOOD (J.) Course of Mathematicks. 4 Vols. 8vo. Cambridge 1795–99. WAGNER (Rudolph.) Lehrbuch der Physiologie. Erste Abtheilung. 8vo. Leipzig 1839. WARING (Eduardus.) Meditationes Algebraicae. 4to. Cantabrigiae 1770. WARING (Eduardus.) Meditationes Analyticae. 4to. Cantabrigiae 1776. WILLIAMS (Edward.) Theory and Practice of Gunnery. 8vo. Lond. 1766. WINTHER (M.) Literatura Scientiae rerum Naturalium in Dania, Norvegia et Holsatia usque ad Annum 1829, Enchiridion in usum Physicorum et Medicorum. 8vo. Havniae 1829. YOUNG (J. R.) Elements of Plane and Spherical Trigonometry; to which is added some Original Researches in Spherical Geometry. by T. S. Davies. F.R.S.E., &c. 12mo. Lond. 1833.