CONTENTS of N° 13.— New Series. 



I. On the Theory of Capillary Action, and the Depression of the 

 Mercury in the Tubes of Barometers. By J. Ivory, Esq. M.A. 

 F.R.S page 1 



II. Heights of some of the principal Beds of Ingleborough Hill 

 and Moughton Fell, Yorkshire. By John Nixon, Esq 11 



III. On the Thermal Waters of the Alps. By R. Bakewell, Esq. 14? 



IV. On the Integration of Linear Differential Equations having 

 Constant Coefficients and last Term any Function of the Indetermi- 

 nate Quantity a;. By John Herapath, Esq 19 



V. On the Occultation of |3 Scorpii, September 25, 1827. By 



E. Riddle, Esq 26 



VI. On the Crystalline Form of some Salts. By Mr. E.F.Tesche- 

 macher 27 



VII. Remarks on Mr. J. Taylor's Rain-gauge. By B. Bevan, Esq. 29 



VIII. Reply to F.R.S.L.'s Remarks on Compound Interest. ... 30 



IX. On the ultimate Composition of simple alimentary Substances ; 

 with some preliminary Remarks on the Analysis of organized Bodies 



in general. By William Prout, M.D. F.R.S. (To be continued) 31 



X. Notices respecting New Books :— Mr. John Farey's Treatise 



on the Steam-Engine 40 



XI. Proceedings of Learned Societies: Royal Society — President's 

 Anniversary Address ; Astronomical Society ; Zoological Society 46 — 69 



XII. Intelligence and Miscellaneous Articles : — Isopyre, a new 

 Mineral Species; Osmelite, a new Mineral Species ; Hydrosilicite, 

 a new Mineral Species $ Russian Platina-Sand ; New Phenomena of 

 Vapour observed by Clement Desormes ; Notice of a Fire-Bail, by 

 the Rev. S. E. Dwight ; On the Aurora Borealis of 26th Septem- 

 ber, by Dr.Forster; New Patents; Scientific Books, &c. ; Meteorolo- 

 gical Observations, Table,&c 70—80 



%* It is requested that all Communications for this Work may be addressed, 

 post paid, to the Care of Mr. R. Taylor, Printer, Red-Lion-Court, Fleet- 

 Street, London. 



