vi CONTENTS. 



Obfervations and Experiments in regard to the figures fann- 

 ed by Sand, &c. on Vibrating Surfaces, By J. G. 

 VoiGT - - - Page 3^9 



Communication from Mr. Cruickshank, Chemijl to ths 

 Ordnance, relative to a Mijlake in the lafl Edition of Dr. 

 Smyth's Treatife on the EffeBs of Nitrous Vapour in 

 preventing and deftroying Contagion. With an Account of 

 the Methods now employed at Woolwich for fumigating 

 ivith the Sulphurous Acid, and with Oxygenated Muriatic 

 Acid Gas - - 396 



JReport made to the French National InjTitute, by C. Guytok 

 and Darcet, in regard to the Rejiilts of the Experiments 

 of C. Clouet, 071 the different States of Iron, and the 

 immediate Converfion of it into Cajl Steel - 400 



Extracl of a Report made by C. Pictet, of Geneva, to the 

 Society for the Advancement of the Arts ejlablijhed in that 

 City, in regard to the Steel-Yards of C Paul - 408 



A new, eajy, and cheap Method of impregnating Water with 

 Carbonic Acid Gas. Communicated by Dr. A. N« 



SCHERER - 416 



Fifth Communication from Dr. Thornton, Phyfcian to the. 



General Difpenjury, relative to Pneumatic Medicine 418 



New Publications - - 99, 319, 32 1, 323 



Intelligence and Mifcellaneous Articles 103, 316, 312, 419 



THE 



