Mr. Lewthwaite on the Transmission of Electricity through Tubes of Water 116 Dr. Prout on the Nature of the Acid and Saline Matters in Animals..... 117 Mr. Gray on the Arrangement of Papilionidæ... Biographical Sketch of the late Rev. John Josias Conybeare, MA. MGS. 161 Mr. Herschel on certain Motions produced in Fluid Conductors when M. Berzelius on the Combinations of Acetic Acid with Peroxide of Copper 188 Dr. Thomson's Reply to M. Vauquelin. Rev. J. B. Emmett on an Anomaly in the Combination of Potassium and Capt. Beaufoy's Observations made during his Aerial Excursion M. Gay-Lussac on the Assay of Chloride of Lime. (With a Plate.) 218 Mr. Haycraft on the Heat produced by firing Gunpowder. Dr. Thomson on Subphosphuretted Hydrogen Gas Mr. South's Corrections in Right Ascension of 37 Principal Stars To preserve the Colour of Red Cabbage Note on the pretended Alkali of the Daphne Prof. Cumming on the Use of Gold Leaf as a Test of Electromagnetism. 321 Mr. Herapath on the Solution of 4” x = x. Native Compounds of the Oxides of Uranium and Sulphuric Acid Notice of the Lenzinite from the Neighbourhood of Saint-Sever Biographical Sketch of the late Rev. E. D. Clarke, LL.D. Col. Beaufoy's Astronomical Observations.. Mr. Herapath on the Solution of 4" x = x (concluded) • PLATES IN VOL. VIII. (New Series.) Plates. XXX.-Description of M. Adelmann's Improved Goniometer ...... Page 213 XXXI.-M. Gay-Lussac's Instructions for the Assay of Chloride of Lime 222 XXXIII.—Dr. Fitton on the Strata below the Chalk, &c. .... ... 256 365 431 ERRATA. Page 8, line 44, for Constitutionolltokot, read Constitutions-Utskott. 28, for does yield, read does not yield. 71, 129, 137, 149, 167, 198, 342, 365, 369, 374, 376, 382, 383, 389, 447, 38, for annexed, read unused. 25, for No, read As. 3, from bottom, for nitrous oxide, read nitric oxide. 16, from bottom, for 12, read 66. 17, from bottom, for 66, read 1'2. 24, for Clevelly, read Clovelly. 21, for act not only, read act only. 23, dele" and Tetsworth." 16, for "and effervescing with acids," read "and not effervescing with acids." dele the whole of lines 20 and 21. Pinna, &c. and Venus-the specimens here mentioned are of uncertain locality and geological situations. 27, for figs. 4 and 5, read fig. 3 and 4. 3, for are in the green sand, read are said to be in the green sand. 28, for pearl, and resembles, read pearl. It resembles. 19, for a true data, read true data. |