CONTENTS. 



XV. Intelligence and Mistellanenu<; Articles . . . . 76 



XVI. Aiiii lysis of the LaUlij discovered Mineral iVaters at 

 Ckellenkam ; and also of other MMicincd Springs in its 

 Neighbourhood. By Fuedkrxck Accum, M. R. I. A. 

 Operalive Chemist, i eclurcr on Practical Chemistry and 

 on Mineraliisy and Fharmacy, &'c SI 



XVII. On Mailing. By John Carr, Esq. .. 93 

 XVI IT. On Oxalic Acid. By Thomas Thomson, JV/.D. 



F.R.S. Ed. Communicated by Charles Hatchktt, 

 Esq., F.R.S. .: 102 



XIX. Hints respecting IVomen's and Children's Clothes 

 catching Fire . . . . 1 1 A 



XX. On the Chinese Method of propagating Fruit-trees 

 by Abscission.. i?y Dj-. James Howison, Ij)ndon 114 



XXI. Description o/ a Gauge for measuring Standing 

 Timber. % iVL. James Broad, of Downing Street 117 



XXII. Description of a Balance Level, useful for laying 

 out Land fur Irrigation, for Roads, and for other Purposes. 

 By Mr. Richard DriW, of Great Ormond Street 120 



XXITI. Description of a new Method of rearing Poultry to 

 Advmitrige. By Mrs. Hannah D'Oyley, of S ion Hill, 

 near Northallerton 12^ 



XXIV. On Vision. By Ez. Walker, Esq., of Lynn, 

 Norfolk 126 



XXV. 0/7 the insiavlancnus Production of Fire, by the mere 

 Compression of Atmospheric Air. By Frederick Ac- 

 cum, M.R.I. A., Operalire Chemist, Lecturer on Prac- 

 tical Chemistry and on Mineralngy and Pharmacy, &c. 1 30 



XXVI. Some Hintf respecting the proper Mode of inuring - 

 Tender Plants to our Climate. By the Right Hon. Sir 

 Joseph Bk^KS, Bart. K.B. P. R.S. &c 133 



XXVn. Essay vpon Machines in General. By M. Caknot, 

 Member of the French Institute, &c. &^c 136 



XXVI I I. Report of Surgical Cases in the City and Finsbury 

 D spensarirs, for January 1808, with some additional 

 Rtmurks on a Case of Scirrhous Muynma. By John 

 Taunton, Esq ' .. .. 145 



XXIX. Notices respecting New Books 14G 



XXX. Proceedings of Learned Societies 148 



XXXI. Inlelligcnce and Miscellaneous Articles ... 131 



XXXII. On the Identity of Silex and Oxygen. By Mr. 

 Hume, of Lcng'Acre, London l6l 



XXXIII. Ob' 



