Errata

INDEX. Woodhouse, R. Esq. F. R. S. on the transit instrument of the Cambridge observatory, 75. Wrotham Hill, a trigonometrical station used for rocket signals in 1825, 78 et seq. Y Young, Dr. Thomas, For. Sec. R. S. on a formula for expressing the decrement of human life, 281. Young, Dr. Thomas, For. Sec. R. S., statement of a comparison of the sun's observed and computed longitudes in 1820, 481. Z Zirconia, its power of emitting light when violently heated, 331. List of Presents. Meteorological Register. ERRATA. Page 262, line 21, for second, read, half second. — 263, line 16, after diminishing it, insert, they then return in a similar manner in an opposite direction. — 263, line 19, instead of before its termination, read, after its commencement. — 268, line 5, for not all, read, not at all. — 274, line 10, for became, read, because. From the Press of W. Nicol, Cleveland-row, St. James's.