Moll, Professor, his Life of M. Van Molybdate of Ammonia, 100. Muriate of Barytes, form of, 101. Neutralising plate, Professor Bar- Nitrate of lead, 102. Oxford, meteorological observations Oxymuriate of potash, 103. Royal Society of Edinburgh, proceed- Russia, surveys carrying on in, 372 Scoresby, Mr. junior, his new ex- Serpentine, observations on, 1. Sillimanite, a new mineral, 377. of the barometer, 374. Smith, notice of his English Flora, Societies, philosophical proceedings Parallax of the stars, how to find it Solstice, winter, of 1823, observed by the transit instrument, 31. of his Second Voyage, 151-his Plants, list of, collected in Melville Plough, notice of Clymer's, 144. 90. Processes in the useful arts, history Putrid water in ponds, how to purify Pyro-electricity of minerals, observa- Quartz, on a singular fracture of, 108. Register of the barometer, &c. kept at Canaan Cottage, by Mr. Adie, Roscoe, Mr. notice of his Monandri- 171. at Paramatta, by Sir Thomas Bris- South, Mr. on double stars, 178. sence, 370-a singular one observ- Stars, on a singular scintillation of Steam engine, description of Per- Steam engines, notice respecting the Steel, on the cutting of it with soft Struve, M. his astronomical observa- tions, 26-his observations on dou- Sulphate of ammonia and chromium, Sulphurous acid, on the liquefaction Surveys, astronomical and trigono- count of, by Professor Moll, 197. Temperature of the sea and the air, Thermometers, comparison of those Tiarks, Dr. his astronomical expe- Transit instrument, applied to de- Venus, the inferior conjunction of, Rosa, 16. Walchner, Dr. his Analysis of Hyalo- Walker, Mr. on the Wheels of Car- Waves, on the propagation of, 159. Wheels of Carriages, observations on White's Floating Breakwater, 145. Zach, Baron, on the scintillation of Zumstein, M. his ascent of Monte Zygodon, a genus of Mosses, describ DESCRIPTION OF PLATES IN VOL. I. PLATE I. Figs. 1. and 2. Represent the junction of the Lime PLATE II. Fig. 3. Garden's form of Dobereiner's Hydro-pneuma- Fig. 4. Mr. Adie's form of ditto. Figs. 5, 6. Figures for illustrating Malus's Discovery Figs. 7, 8, 9. The Circular Segment Micrometer. Map of Upper Laos. Is illustrative of Mr. Haidinger's Paper on the Regular PLATES IV. V. VI. Are illustrative of Dr. Hooker and Dr. Greville's Paper PLATE VII. on Mosses. A Map of the Discoveries of Captain Parry and PLATE VIII. Fig. 1. Represents Perkins's Steam Engine. Fig. 2. Illustrates Professor Barlow's Electro-Magnetic Fig. 3. Childrenite, a new Mineral. Fig. 4. Somervillite, a new Mineral. Fig. 5. Babingtonite, a new Mineral. Fig. 6. Hopeite, a new Mineral. Figs. 7, 8. Illustrate M. Bidone's Paper on Waves. PLATE IX. Fig. 1. Represents a new Boiler for Steam-Engines. PLATE X. PLATE XI. ters. Fig. 3. The Steinbarte of Shetland. Fig. 4. Babinet's Hygrometer. Figs. 5-15. Illustrate Mr. Walker's Paper on Car- Fig. 16. Brown's Atmospheric Engine. Fig. 17. M. Bunten's Syphon. Fig. 18. M. Hempel's Syphon. Map of Pegu. Illustrates Mr. Hart's Paper on Forming Curves for PLATE XII. Illustrates Dr. Hooker and Dr. Greville's Memoir on the Genus Tortula. PLATE XIII. Is illustrative of Mr. Haidinger's Paper on the Regular |