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PRESENTS RECEIVED BY THE ROYAL SOCIETY, From November 7th 1822, to June 19th 1823. WITH THE NAMES OF THE DONORS. 1822. PRESENTS. Nov. 7. Abstract of the Answers and Returns made pursuant to an Act passed in the first year of the Reign of H. M. King George IV. intituled, An Act for taking an Account of the Population of Great Britain, and of the Increase and Diminution thereof. 1821. fol. A Treatise on Dislocations, and on Fractures of the Joints. London, 1822. 4° Astronomische Beobachtungen auf der Königlichen Universitäts-Sternwarte in Königsberg, 6te Abtheilung vom 1 Januar 1819 bis 31 December 1820. Königsberg, 1821. fol. Nova Acta Physico-Medica Academiae Caesareae Leopoldino-Carolinae. Vol. X. Bonnæ, 1821. 4° Medico-Chirurgical Transactions. Vol. XII. Part. I. 8° A New View of the Infection of Scarlet Fever, illustrated by Remarks on other Contagious Disorders. London, 1822. 8° A Practical Introduction to Spherics and Nautical Astronomy, being an attempt to simplify those useful Sciences. London, 1822 (5th edition.) 8° The Elements of Book-keeping, comprising a System of Merchants Accounts, founded on real business, and adapted to modern practice; with an Appendix on Exchange, Banking, and other Commercial Subjects. (7th edition.) 1821. 8° Nouvelle Chroagénésie, ou Réfutation du Traité d'Optique de Newton. Paris, 1819. 8° DONORS. The Commissioners of Public Records. Sir Astley Cooper, Bart, Professor F. W. Bessell. The Caesarean Academy of Natural Sciences at Bonne. The Medical and Chirurgical Society of London. Dr. W. Macmichael. Dr. P. Kelly. H. S. Leprince. 1822. **PRESENTS.** Specimen Botanicum, exhibens Synopsis Graminum indigenarum Belgii Partis Septentrionalis olim VII. Provinciae, Auct. Herm. Chr. Hall. Utrecht, 1821. 8° Specimen Anatomico-Zoologicum de Phocis, Speciatim de Phoca Vitulina, Auct. W. Vrolik. Utrecht, 1822. 8° Bulletin de la Société de Géographie. No. I. Paris, 1822. 8° Notice of de Guignes' Dictionnaire Chinois Français et Latin, Morrison's Chinese and English Dictionary, and of other printed Chinese European Dictionaries. 8° Mémoire aux Rois et aux Chambres, ou Protestation contre le travail de la Commission sanitaire centrale du Royaume. Paris 8° A Table of Prime Equivalent Numbers, drawn up for the use of the Chemical Students in the Royal Institution. London. 8° The Nautical Almanac and Astronomical Ephemeris for the Year 1825. London, 1822. 8° Maps to the Trigonometrical Survey of Great Britain. No.X. fol. A Treatise on the Harmonic System, arising from the Vibrations of the Aliquot Divisions of Strings, according to the gradual Progress of the Notes from the middle to the remote Extremes, London, 1822. fol. A Description of the principal Picturesque Beauties, Antiquities, and Geological Phenomena of the Isle of Wight, by Sir Henry C. Englefield, Bart. London, 1816. fol. An Instrument for Optical Experiments, with an Explanation of its use in French and German. Connaissance des Tems ou des Mouvemens Célestes, à l'Usage des Astronomes et des Navigateurs, pour l'an 1825. Paris, 1822. 8° Neue Modifikation des Lichtes durch gegenseitige Einwirkung und Beugung der Strahlen und gesetzte derselben. Munich. 4° Bestimmung des Brechungs-und Farbenzerstreuungs-Vermögens verschiedener Glasarten in bezug auf die Vervollkommung achromatischer Fernröhre. Munich. 4° Pharmacologia, comprehending the Art of Prescribing upon fixed and scientific Principles, together with the History of Medicinal Substances. 2 Vols. London, 1822. 8° Super Longitudine Geographica Speculae Astronomicæ Regiae quæ Monachii est ex 37 Defectionibus Solis observatis et ad Calculos revocatis. 1810. 4° **DONORS.** Professor Moll. Société de Géographie de Paris. Mr. W. Huttman. M. Jean Deveze. W. T. Brande, Esq. The Commissioners of the Board of Longitude. Major Thomas Colby. John Macdonald, Esq. Henry Englefield, Esq. Mr. Jos. Fraunhofer. Le Bureau des Longitudes de France. Mr. Jos. Fraunhofer. Dr. J. A. Paris. M. Charles Felix Seyffer. 1822. Tetragonismus sive Circuli quadratio geometrica obtenta atque demonstrata. Brixiae, 1821. 4° Transactions of the Geological Society, established Nov. 13, 1807. Second Series. Vol. I. Part I. London, 1822. 4° Dec. 5. Select Dissertations on several subjects of Medical Science. London, 1822. 8° Lucian of Samosata, from the Greek, with the Comments and Illustrations of Wieland and others. London, 1820. 2 Vols. 4° Des Canaux Navigables considérés d'une manière générale, avec des Recherches comparatives sur la Navigation Intérieure de la France et celle de l'Angleterre, accompagné de Cartes, &c. Paris, 1822. 4° Flora Batava, No. 62 4° Sur l'Origine du Papier Monnaie. Paris, 1822. 8° Lettre à M. Dacier relative à l'Alphabet des Hieroglyphes Phonétiques. Paris, 1822. 8° Description d'un Etalon Métrique orné d'Hieroglyphes découvert dans les Ruines de Memphis par les soins de M. le Chev. Drovetti 4° A History of a severe Case of Neuralgia, commonly called Tic Douloureux. London, 1822. 8° Elementi di Chirurgia di Filippo Leonardi. Rome, 1814-17. 3 Vols. 8° 12. Relazione degli Scavi fatti nell' Anfiteatro di Verona l'anno 1819. Verona, 1821. 8° A Letter to Sir Humphry Davy, Bart. P.R.S. on the Application of Machinery to the purpose of Calculating and Printing Mathematical Tables. London, 1822. 4° A Chart of South Shetland, including Coronation Island, &c. from the Exploration of the Ship Dove, in the Years 1821 and 1822, by George Powell, Commander of the same. 1 Sheet. Notes on South Shetland, to accompany the Chart of these newly discovered Lands, by George Powell. London, 1822. 12° Illustrations of the Enquiry respecting Tuberculous Diseases. London, 1812. 8° Practical Observations on the Treatment and Cure of several Varieties of Pulmonary Consumption, and of the Effects of the Vapour of boiling Tar in that Disease. London, 1823. 8° An Hygrometer for determining the Weight and Elasticity of aqueous Vapour at any time existing in the Atmosphere. The Transactions of the Linnean Society of London. Vol. XIII. Part 2. London, 1821. 4° 19. Sur le Zodiaque circulaire de Dendera. 8° 1823. Jan. 9. Transactions of the Royal Geological Society of Cornwall. Vol. II. Penzance, 1822. 8° M. Fred. Nicoli Cistiani. The Geological Society. Sir Gilbert Blane, Bart. William Tooke, Esq. M. Huerne de Pommeuse. H.M. The King of the Netherlands. M. Jules Klaproth. M. Champollion le Jeune. M. Jomard. Dr. G. D. Yeats. Ma. Montefiore. Il Cav. Bartolommeo Giuliani. Charles Babbage, Esq. Mr. R. H. Laurie. Dr. John Baron. Sir Alexander Crichton, M.D. John F. Daniell, Esq. The Linnean Society. M. Jomard. Davies Gilbert, Esq. Pres. of the Society. 1823. PRESENTS. Transactions of the Horticultural Society of London, Vol. V. Part I. London, 1822. 4° An Elementary Treatise on Mineralogy and Geology, designed for the use of Pupils, for persons attending Lectures on these Subjects, and as Companion for Travellers in the United States of America. Boston, 1822. 2 Vol. 8° A New and Complete Epitome of Practical Navigation. London, 1822. 8° A Set of Linear Tables for correcting the Apparent Distance of the Moon from the Sun, or a fixed Star, for the Effect of Refraction. London, 1820. 8° Entomographia Imperii Russici. Part I. Moscow, 1821. 4° 16. Asiatic Researches, or Transactions of the Society, instituted in Bengal for enquiring into the History and Antiquities, the Arts, Sciences and Literature of Asia. Vol. XIV. Calcutta, 1822. 4° Flore Medicale des Antilles. Vol. I. No. 1. Paris, 1821. 8° Astronomische Hülfstafeln für 1822. Copenhagen, 8° Schreiben an den H. D. W. Olbers in Bremen, enthaltend eine Nachricht über den Apparat dessen er sich zur Messung der Basis bei Braac im Jahr 1820 bedient hat. Altona, 1821. 4° Schriften der Naturforschenden Gesellschaft zu Leipzig. I. Part. Leipzig, 1824. 4° 23. Inaugural Lecture on the Study of Chemistry, read at the Ashmolean Museum November 2, 1822. Oxford, 1823. 8° Feb. 6. A Treatise on Nervous Diseases. Vol. II. On Palsy and Epilepsy. London, 1823. 8° Remarks upon Morbus Oryzeus, or Disease occasioned by the employment of noxious Rice as Food. Calcutta, 1820. 8° 13. Lexicon Meralogicum Enneaglottum. Pest, 1822. 8° Notice Necrologique sur M. Delambre. 8° Considérations générales sur les Applications de la Géométrie. 4° Collecção de Escriptos relativos á Regeneração política das Ilhas Açores em o Anno de 1821. Lisboa, 1822. 8° 20. A new Translation of Aristotle's Rhetoric, with an Introduction and Appendix. London, 1823. 8° Compendious View of Universal History and Literature, in a Series of Tables from the Fourth Edition of the German of B. C. Breton. London, 1820. fol. DONORS. The Horticultural Society. Professor Parker Cleveland. Mr. J. W. Norrie. M. Gotthelf Fischer. The Asiatic Society. M. J. Th. Descourtitz. Professor H. C. Schumacher. Professor Schweigreichen. Dr. Charles Daubeney. Dr. John Cooke. Dr. Robert Tytler. Dr. Michael Kovats. M. Charles Dupin. M. Garçao de Borja Stockler. Dr. John Gillies. Major James Bell. 1823. PRESENTS. Thoughts and Details on the high and low Prices of the last Thirty Years, Part I. London, 1823. Account of an Expedition from Pittsburgh to the Rocky Mountains, performed in the years 1819 and 1820, by Order of J. C. Calhoun, Secretary of War, under the command of Major Stephen H. Long, compiled by Edwin James. Philadelphia, 1823. 2 Vol. Observations on the Effects of Lightning on Floating Bodies, with an Account of a New Method of applying fixed and continuous Conductors of Electricity to the Masts of Ships. London, 1823. Transactions of the Society instituted at London for the Encouragement of Arts, Manufactures, and Commerce. Vol. XL. London, 1823. Conjectures sur la Réunion de la Lune à la Terre, et des Satellites en général à leur Planète principale. Paris, 1821. Memoirs of the Life and Works of Sir Christopher Wren, with a brief view of the Progress of Architecture in England, from the beginning of the Reign of Charles I. to the end of the 17th Century. London, 1823. Entomographia Imperii Russici. Vol. I. Part 2. Mosquæ, 1821. March 6. Extrait d’un Mémoire sur la double Réfraction particulière que présente le Cristal de Roche dans la direction de son axe. Military Sketches of the Goorka War in India, in the years 1814, 15, and 16. Woodbridge, 1822. Mémoires sur les Questions proposées par l’Académie Royale des Sciences et Belles-Lettres de Bruxelles 1793—1816. Bruxelles, 1818. Nouveaux Mémoires de l’Academie Royale des Sciences et Belles-Lettres de Bruxelles, Vol. II. Bruxelles, 1822. An Account of some recent Discoveries in Hieroglyphical Literature and Egyptian Antiquities. London, 1823. A Tabular Series of Decimal Quotients for all the proper Vulgar Fractions, in which when in their lowest Terms, neither the Numerator nor the Denominator is greater than 1000. London, 1823. A Table of the Circles arising from the Division of a Unit, or any other whole Number by all the Integers from 1 to 1024, being all the decimal Quotients that can arise from this source. Introduction to a Synoptical Table of English and French Lineal Measures. DONORS. Thomas Tooke, Esq. Dr. Hosac. Mr. W. Snow Harris. The Society for the Encouragement of Arts, &c. The Author. Mr. James Elmes. M. Gotthelf Fischer. M. A. Fresnel. Major Edward Moor. The Royal Academy of Sciences and Belles-Lettres of Brussels. Dr. Thomas Young. Henry Goodwyn, Esq. 1823. **PRESENTS.** Supplément à la Traduction Française de la Cinquième Edition du Système de Chimie par Th. Thomson. Paris, 1822. 8° Numismata Orientalia Illustrata. The Oriental Coins, Ancient and Modern of his Collection described and historically illustrated, Part I. London, 1822. 4° April 10. Outline Engravings and Descriptions of the Woburn Abbey Marbles, 1823. fol. Mémoires sur l'Intégration des Equations aux Différences partielles et sur la Distribution de la Chaleur dans les Corps Solides. 4° History and Description of the Royal Museum of Natural History, published by order of the Administration of that Department, translated from the French of M. Deleuze. Paris, 1823. 8° A Chart of the Northern Part of the China Sea. Sheet 2. An Appeal to the British Nation on the Humanity and Policy of forming a National Institution for the Preservation of Lives and Property from Shipwreck. London, 1823. 8° Traité de Mécanique Céleste, Livre XI. Mars 1823. 4° 24. Memorie della Reale Accademia delle Scienze di Torino. Vol. XXV. Turin, 1820. 4° Mémoire sur la Construction d'un Voltimètre multiplicateur et sur son Application à la Détermination de l'Ordre des Metaux, relativement à leur Electricité par contact. 4° Nouvelles Considérations sur la Théorie des Proportions déterminées dans les Combinaisons et sur la Détermination des Masses des Molécules des Corps. 4° Mémoire sur la Manière de Ramener les Composés Organiques aux Lois ordinaires des Proportions déterminées. 4° Extrait d'un Mémoire sur les Lois des Modifications imprimées à la Lumière polarisée par sa Réflexion totale dans l'Intérieur des Corps transparents. 4° The Septenary System of Generating Curves by continued Motion, including sundry Observations on the System and on its Application and Utility in Civil and Naval Architecture, Sculpture, and those Arts, generally, where a fine curved line is so highly esteemed. London, 1823. 8° May 1. Views in Spain, from Sketches made in a Tour through that Kingdom in the Autumn of 1813. No. I. London. 4° The Loyal and National Songs of England. London, 1823. fol. **DONORS.** M. J. Riffault. William Marsden, Esq. His Grace the Duke of Bedford. M. Poisson. M. Royer. James Horsburg, Esq. Sir W. Hillary, Bart. The Marquis Laplace. The Royal Academy of Sciences of Turin. Le Chev. Amédée Avogadro. M. A. Fresnel. Mr. Joseph Jopling. Edward Hawke Locker, Esq. Dr. William Kitchiner. 1823. PRESENTS. The Art of invigorating and prolonging Life. London, 1822. 12° The Cook's Oracle, containing Receipts for plain Cookery on the most Economical Plan, for Private Families. London, 1823. 12° Traité de Mécanique Céleste, Livre XII. Avril, 1823. 4° 29. Annales des Mines ou Receuil de Mémoires sur l'Exploitation des Mines et sur les Sciences qui s'y rapportent. Vol. VII. Paris, 1822. 8° Astronomisches Jahrbuch für das Jahr 1825. Berlin, 1822. 8° Description of the Universal Telegraph for Day and Night Signals. London, 1823. 8° Lectures on the Book of Genesis. London, 1823. 2 Vol. 8° A Description of some Indian Idols in the Museum of the (Royal) Society (of Edinburgh). Edinburgh, 1822. 4° June 5. Astronomical Observations made at the Radcliffe Observatory at Oxford, from May 1, 1822, to May 1, 1823, by and under the direction of the Rev. Abraham Robertson. MS. Martini Lister Historia sive Synopsis Methodica Conchyliorum. Editio 3a Oxonii, 1823. fol. Reliquiae Diluvianae, or Observations on the Organic Remains contained in Caves, Fissures, and Diluvial Gravel, and on other Phenomena attesting the action of an Universal Deluge. London, 1823. 4° Suffolk Words and Phrases, or an Attempt to collect the Lingual Localisms of that County. Woodbridge, 1823. 12° Thoughts and Details on the high and low Prices of the last 30 years. Parts 2 and 3. London, 1823. 8° Astronomische Abhandlungen. Part 1. Altona, 1823. 4° Astronomische Nachrichten, No. 25, 28. 4° Astronomische Hülfsstafeln für 1823. Copenhagen. 8° An Engraved Portrait of the late Samuel Lysons, Esq. F. R. S. Travels through Sweden, Norway, and Finnmark, to the North Cape, in the Summer of 1820. London, 1823. 4° The Hunterian Oration, delivered in the Theatre of the Royal College of Surgeons in London, 14 February, 1823. London, 1823. 4° Transactions of the Royal Society of Edinburgh, Vol. IX. Part 2. Edinburgh, 1823. 4° DONORS. Dr. William Kitchiner. The Marquis Laplace. Le Conseil Général des Mines de France. Dr. J. C. Bode. Lieut. Col. C. Pasley. Rev. Dr. James Rudge. W. A. Cadell, Esq. The Trustees of the Radcliffe Observatory. Lewis Weston Dillwyn, Esq. The Rev. W. Buckland. Edward Moor, Esq. Thomas Tooke, Esq. Professor H. C. Schumacher. John Bailey, Esq. A. De Capell Brooke, Esq. Sir W. Blizard. The Royal Society of Edinburgh. 1823. PRESENTS. The Transactions of the Linnean Society of London, Vol. XIV. Part 1. London, 1823. 4° Klopstock's Messiah, a Poem, in Twenty Cantos, translated from the German into English Verse. 4 Vols. Hamburgh, 1821. 8° Astronomische Nachrichten, No. 29—32. 4° Recherches Analytiques sur la Densité des Couches de l'Atmosphère et la Théorie des Refractions Atmosphériques. 1822. 4° 19. Methodo inverso dos Limites ou Disenvolvimento geral das Funções Algorithmicas em Series. MS. Rio de Janeiro, 1819. fol. System of Algebraic Geometry, in 2 Vols. Vol. I containing the Geometry of Plane Curves. London, 1823. 8° Life of William Davison, Secretary of State and Privy Counsellor to Queen Elizabeth. London, 1823. 8° A Trifle, or Sketch, wherein the Science and Element of Electricity are developed in a few words, &c. London, 1823. 4° Asia Polyglotta. Paris, 1823. 4° And Sprach Atlas. fol. Société Asiatique, Discours et Rapports lus dans la Séance Générale Annuelle du 21 Avril, 1823. Paris, 1823. 8° Origin of Paper Money. London, 1823. 8° Verzeichniss der Chinesischen und Mandshuischen Bücher und Handschriften der Königlichen Bibliothek zu Berlin. Paris, 1822. fol. Periodical Publications. A Journal of Science, Literature and the Arts. No. 27 to No. 29. 8° Annals of Philosophy, New Series. No. 20 to No. 30. 8° The Philosophical Magazine. No. 291 to No. 301. 8° The Monthly Review, Enlarged, from July 1822 to May 1823; with Appendices to Vols. XCVIII. XCIX. and C. 8° The European Magazine, from July 1822, to May 1823. 8° The Dublin Magazine, or General Repertory of Philosophy, Belles-Lettres, and Miscellaneous Information, for the Year 1820. Dublin, 1820. 2 Vols. 8° DONORS. The Linnean Society. Mr. G. H. C. Egestorff. Professor Schumacher. M. Plana. M. F. de B. G. Stockler. Rev. Dionysius Lardner. Nicholas Harris Nicolas, Esq. Mr. Dudley Adams. Mr. Julius Klaproth. The Managers of the Royal Institution. Richard Phillips, Esq. Mr. Alexander Tilloch. Mr. G. E. Griffiths. The Proprietors. Mr. Rice. INDEX TO THE PHILOSOPHICAL TRANSACTIONS FOR THE YEAR 1823. A Acid, carbonic, on its reduction to the liquid state, 193 — muriatic, obtained in a liquid state, 198 — sulphurous, on its reduction to the liquid state, 189 Air, observations on air found in the pleura, in a case of pneumato-thorax, 496 — experiments on the absorption of different kinds of air introduced into the pleura, 496 Ammonia, liquid, in what manner obtained, 196 Arbury Hill, on its latitude, 73 Astronomical refractions, a dissertation on the, 409 B Barlow, Peter, Esq. observations and experiments on the daily variation of the horizontal and dipping needles under a reduced directive power, 326 Barnacle, on its double organs of generation, 140 Bauer, Francis, Esq. The Croonian Lecture. Microscopical observations on the suspension of the muscular motions of the vibrio tritici, 1 Bell, Charles, Esq. on the motions of the eye, in illustration of the uses of the muscles and nerves of the orbit, 166 — second part of his paper, on the nerves of the orbit, 289 INDEX: Bevan, B. Esq. observations on the heights of places in the Trigonometrical Survey of Great Britain, and upon the latitude of Arbury Hill, - - - - 73 Burnett, William, M.D. an account of the effect of mercurial vapours on the crew of His Majesty's ship Triumph, in the year 1810, - - - - 402 C Capella, computation of the southern motion of that star, 536 Chlorine, fluid, - - - - 160 its refractive power, - - - - 198 Christie, Samuel Hunter, Esq. on the diurnal deviations of the horizontal needle when under the influence of magnets, - - - - 342 Clift, Mr. William, a description of the fossil bones found in the caverns of Oreston, - - - - 81 Croonian Lecture. Microscopical observations on the suspension of the muscular motions of the vibrio tritici, - - - - 1 Cyanogen, its condensation into a liquid, - - - - 196 D Davis, J. F., Esq. on the Chinese year, - - - - 91 Davy, Sir Humphry, Bart. on a new phenomenon of electro-magnetism, - - - - 153 Note on the condensation of muriatic acid gas into the liquid form, - - - - 164 on the application of liquids formed by the condensation of gases as mechanical agents, - - - - 199 Appendix to the preceding Paper, on the changes of volume produced in gases in different states of density, by heat, - - - - 204 Davy, John, M.D. observations on air found in the pleura, in a case of pneumato-thorax; with experiments on the absorption of different kinds of air introduced into the pleura, - - - - 496 Appendix to the preceding Paper, containing an account of a case of pneumato-thorax, in which the operation of tapping was performed; with some additional observations on air found within the body; and on the power of mucous membranes to absorb air, 509 Dillwyn, Lewis Weston, Esq. on fossil shells, - - - - 393 INDEX E Eel, common, on its double organs of generation, - 140 — conger, on its double organs of generation, - 140 Electro-magnetism, on a new phenomenon of it, - 153 Electro-magnetic experiments, an account of an apparatus on a peculiar construction, for performing them, - 187 Elephant, the structure of its membrana tympani compared with that of the human species, - 23 Euchlorine, fluid, in what manner obtained, - 194 Eye, on its motions, in illustration of the uses of the muscles and nerves of the orbit, - 166 — of the muscles and frame-work which are around the eye-ball, - 166 — on the two conditions of it, its state of rest, and of activity, - 177 — of its expression, and of the actions of the oblique muscles in disease, - 181 — muscles of the, on their actions and natural classification, - 172 — experimental enquiry into their action, - 175 Eye-ball and eye-lids, their motions, - 168 F Faraday, Mr. on fluid chlorine, - 160 — on the condensation of several gases into liquids, - 189 G Galapagos Islands, experiments made there with an invariable pendulum, - 217 Gases, simple mode of liquifying them by the application of heat, - 203 Goldingham, John, Esq. experiments for ascertaining the velocity of sound at Madras in the East Indies, - 96 H Hall, Captain Basil, R. N. Letter to Captain Kater, communicating the details of experiments made by him and Mr. Henry Foster, with an invariable Pendulum, in London; at the Galapagos Islands in the Pacific Ocean, near the Equator; at San Blas de California on the N. W. coast of Mexico; and at Rio de Janeiro in Brazil. With an Appendix, containing the second series of experiments in London, on the return, - 211 INDEX. Heat, simple mode of liquifying gases by the application of heat, - 203 — on the changes of volume produced in gases in different states of density, by heat, - 204 Home, Sir Everard, Bart. on the difference of structure between the human membrana tympani and that of the elephant, - 23 — on the double organs of generation of the lamprey, the conger eel, the common eel, the barnacle, and earth-worm, which impregnate themselves; though the last from copulating appear mutually to impregnate one another, - 140 Hydrogen, sulphuretted, on its reduction to the liquid state, - 191 I Ivory, James, Esq. on the astronomical refractions, - 409 K Kater, Captain Henry, account of some experiments made with an invariable pendulum at New South Wales, by Major-General Sir Thomas Brisbane, K. C. B. - 308 L Lambton, Lieutenant Colonel W. corrections applied to the great meridional arc, extending from latitude 8° 9' 38",39, to latitude 18° 3' 23",64, to reduce it to the Parliamentary standard, - 27 Lamprey, on its double organs of generation, - 140 Liquids, on the application of those formed by the condensation of gases as mechanical agents, - 199 London, details of experiments made at this place with an invariable pendulum, - 222 M Magnets, their influence on the diurnal deviations of the horizontal needle, - 342 Membrana tympani, on the difference of structure between the human and that of the elephant, - 23 Mercurial vapours, an account of their effect on the crew of His Majesty's ship Triumph, in the year 1810, - 402 Meridional arc, Great, corrections applied to it, extending from latitude 8° 9' 38",39, to latitude 18° 3' 23",64, to reduce it to the Parliamentary standard, - 27 INDEX. Merthyr Tydvil, in Wales, a description of certain very small cubes, occasionally found in the slag of the great iron works there, 18 Muriatic acid gas, Note on its condensation into the liquid form, 164 N Needle, compass, curious anomaly observed between its daily variations in-doors and in the open air, 339 —— dipping, on its daily variation, 337 —— horizontal, on its diurnal deviations when under the influence of magnets, 342 —— account of the observations made on its daily variation in various directions, 329 —— and dipping, observations and experiments on their daily variation, under a reduced directive power, 326 Nerves of the orbit of the eye, of those performing the involuntary motions, 292 —— of the voluntary nerves, 298 —— of the fourth nerve, 295 Nitrous oxide, on its reduction to the liquid state, 195 O Ophthalmicus, a division of the fifth nerve; on its functions, 290 Oreston, on some fossil bones discovered in caverns in the lime-stone quarries of that place, 73 —— a description of the fossil bones found in the caverns there, 81 P Parallax, on that of α Lyrae, 53 —— on the difference of that between γ Draconis and α Lyrae, 54 —— on the absolute parallax of α Lyrae, 55 Pendulum, invariable, an account of some experiments made with one at New South Wales, 308 —— details of experiments made with one at different places, 211 Pepys, W. H. Esq. an account of an apparatus on a peculiar construction for performing electro-magnetic experiments, 187 MDCCXXIII. INDEX. Pleura, observations on air found in the pleura, in a case of pneumato-thorax; with experiments on the absorption of different kinds of air introduced into the pleura, 496 Pneumato-thorax, observations on air found in the pleura, in a case of pneumato-thorax, 496 Pond, John, Esq. on the changes which have taken place in the declination of some of the principal fixed stars, 34 Appendix to his Paper, on the changes which appear to have taken place in the declination of some of the fixed stars, 39 on the parallax of α Lyrae, 53 on certain changes which appear to have taken place in the positions of some of the principal fixed stars, 529 Presents, a list of those made to the Royal Society from 7th November, 1822, to 19th June, 1823, 541 R Refractions, astronomical, a dissertation on the, 409 Rio de Janeiro, series of experiments made at this place with an invariable pendulum, 220 S Sabine, Captain Edward, on the temperature at considerable depths of the Caribbean Sea, 206 San Blas de California, details of experiments made there with an invariable pendulum, 219 Sea, Caribbean, on the temperature of it at considerable depths, 206 Shells, fossil, 393 Sound, experiments for ascertaining its velocity, at Madras, in the East Indies, 96 Stars, fixed, on the changes which have taken place in the declination of some of the principal of them, 34 on certain changes which appear to have taken place in the position of some of the principal of them, 529 Survey of Great Britain, Trigonometrical, observations on the heights of places in that survey, 73 T Titanium, metallic, 17 on its apparent magnetism, 400 INDEX. V *Vibrio Triticis*, microscopical observations on the suspension of its muscular motions, - - - - - 1 —the immediate cause of that destructive disease in wheat known under the name of ear cockle or purples, 2 —appears to have been first discovered by Turbervil Needham, - - - - - 12 W Whidbey, Joseph, Esq. on some fossil bones discovered in caverns in the lime-stone quarries of Oreston, - 78 Wollaston, William Hyde, M.D. on metallic titanium, 17 —on the apparent magnetism of metallic titanium, - - - - - 400 Worm, Earth, on its double organs of generation, - 140,143 Y Year, Chinese, - - - - - 91 From the Press of W. Nicol, Cleveland-row, St. James's, London.