Vol. H4i. Philosopliical Magazine. Airo. 18lt 



w< 



Contents OF Number 256. 



90 i 



101 



XVI. On Cohesion. By Mr. Henrv Moseley. Page 81 



XVII. Observations on the RMation of the Law of De- 

 finite Proportions in Chemical Combination, to the Consti- 

 tution of the Acids, Alkalis, and Earths. By John Mur- 

 ray, M.D. Fellow of tlie Royal College of Physicians, of 

 the Royal Society of Edinburgh, the Geological Society of 

 London, &;c. Lecturer on Chemistry, and Materia Medica 

 and Pharmacy. - «- - -. - , • 



XVIII. On the Lunar Atmosphere. By Thomas Fir- 

 MINGER, LL.D. - - - . 



XIX. On the Cbmpensatioji Mercurial Peftdulftm of Mr. 

 Gavin Lowk. ComraQnieatcd by THOisAS Fiblm;kger, 



t^LL.D. - .... - - \mi 



^. XX. Remarks on Madeira, Climate of the Tropics, Trade- 

 ™ V^''inds, Rio Janeiro, the Polar Ice, &c. Extracted from a 

 |^[|g^ Journal kept by Jo hk Ham. met, Esq. In a Voyage froni 

 /£| ^ England to Rio Janeiro. Communicated by Dr. Pearson. 107 j 



V^i^^i^ XXL Experiments on the Gas from Coal, chiefly with 

 ^^^ a view to Its practical Application. By WitnAM Henry, 



^jMM.D. F.R.S. &c. - - - ' - 117i 



WM. XXII. Free Remarks on the Geological Work of Mr. 



1^1 ir^l Greknough. By Mr. John Farey, Sen. Mineral Surveyor. 127, 

 If^li^ XXITI, On the Effect of Vapour on Flame. By J. F. 



^^4 Dana, Chenjical Assistant In Harvard University, gnd Lec- 



turcr en Chemistry and Pharmacy in Dartmouth College, 

 Jil^ XXIV. On the Preservation of Provisions and Goods. 

 ^^■i^^S By Joseph MacSweeny, ]\I.D. - . . 



>;?>% XXV. Occultation of a fixed Star by Jupiter.. 

 ^ ^m XXVr: Notices respecting New Books. . . - 

 l?if<lf XXVII. Proceedings of Learned Societies. 



XXVIII. Intelligence and Miscellaneous A:ilcles : — DIs- 

 (ws covcry of the Cause of Gravitation. -•-Application of Chesnut 



140 ( 



el^^Wood to the Arts of 

 ^ig —Additional Notice 

 W^i srraphlc Process. — Sk 



aph: 

 Tables. 



Tanning and Dyeing.— Mud-Baths. 



t>f Tungsten and Tellurium, — Litho- 



SkeletoD of a Whale. — Meteorological 



. . - 14-7— 160 



*=6* Communications for this Work, addressed to the Editor, 

 Pickett-Place, Temple Bar, will meet witli every attention. 



PRINTERS, 8HOB LAKB, LONDON, 



