lv CONTENTS. 
Page 
Proceedings of the Royal Society, Nov. 30, Dec. 7, 15, 21, and Jan. 11 133 
—_—_——__—_——— Linnean Society, Dec. 5, 19, and Jan. 16.......... 135 
Geological Society, June 16, Nov. 3, and Dec. 15.. 136 
Royal Tnstitate of Pradee). 02.0 05.0. ob bc. ees eh 4O 
MILCEBL OT LCCEOTES 6 4,1 :0'0.+ su.e'e a soos visala neo inte ete a aie a alee he ae 158 
NC ODINGAS Mere iene cis e/-isc\ejn'0eis e csawas opstac (ena icietolerniets alerale)aiaieetelai ele ammetere ibid. 
Condensation of Water on Glass. By Dr. Wells ..........eeeceeeeeees 159 
Notice respecting the Royal Society.......++.sseseeseseseeeeeseeneeeres ibid. 
On ensuring the Attention of Watchmen........-+++++++ we eee eae .. 160 
Influence of Galvanism. By Dr. J. R. Coxe....ssseeeeeeeneeceeeesees 161 
On the usual Mode of fixing the common Hour-glass at Sea. By the Same. ibid. 
Improvement in the Plate Electrical Machine. By the Same .......... 162 
Use of Galvanism asa Telegraph. By the Same ........-.++6. Meee ibid. 
Prizes of the Royal Institute of France........++secseeeeeneeeeebenneas 163 
Notices of Scientific Works in the Press .......sseeecccccesoesctennces 166 
Meteorological Table and Observations, Dec. 23 to Jan. 20 ......ese- 167 
——— 
. NUMBER XXXIX.—MARCH. 
Biographical Account of the late Professor Robison. By Mr. Playfair.. 169 
On the Stability of Vessels. By Col: Beaufoy ..............eeseeneeee 184 
Demonstration that the Ellipse, when viewed ina certain Position, appears 
Th Rect (lane eer more PM OO HRD e On iS OMe Cand eked MSHA Has So Ge 205 
On the Analysis of Soils. By Professor Schiibler .............--222000- 207 
Vindication of Mr. Dalton’s Theory of the Absorption of Gases by 
Water, against the Conclusions of Saussure ..........2+s+eceseeeees 215 
Defence of the Objections to Prevost’s Theory of Radiant Heat. By Dr. 
Jolin Miarray, fj) of. U5 Snr piven inne 8 Sd cdealp ete hele Riokele obelinte|at wn\a’ese s|s Cue 223 
Proceedings of the Royal Society, Jan. 25, Feb. 1, 8, 15, and 22........ 228 
eee Linnzan Society, Feb. 6 and 20.......,....... Preis te] 
es — Royal Institute of France ......... SCGO UA TEA SIC ¢ ibid, 
Protieds whi Lactakes). costes GA UE ee eee hoon meewil 234 
On taking Specific Gravities, and the bursting of Leaden Pipes in Frost. 
By Drs Coe oe a eos o 5 LRAT TRE Seis) etalrets tere (a eet letra etaie toe ibid. 
Experiments on Chyle.. By Dr. Marcet ........c..sceveecsecceveeeces 235. 
Gbyme. i By .the'Same’ S77i 0S a ae en tae tetas ok ibid. 
On Nitrate. of Silver-asia Test of Arsenic «i. Jc 02000. Foi ek ewe c cee 236 
Query*respécting the-Wse'uf the'Liver 04). .25 Jf. 8 Sette oe. os See ibid. 
Queries respecting Ginger and, Gas Light ............ceeceeceee ee eeee ibid. 
tie Mode'of cutting: Glass. (3:20 253022. 22! Oa ae 237 
removing common Putty from Glass .... 238 
Grey-wacke to the North of the Forth .......:...000seeeeeeeee aac clea ibid 
