vi CONTENTS. 
with fome Experimenta on the Vibrations of Sonsrous ; 
Bodies 315 
Account of an extr nr sh large ‘Okseedal ‘Bghedh pean 
cence, which was open | for Sale fome Years ago at Peter/- 
burgh - - - 316 
Defeription of the A pparatus invented by Mr. Joun CutTH- 
BERTS on for producing Water by the Comba fitage of Hy- 
drogen Gas in Oxygen Gas 317 
Obfervations on Fire-Balls and va Bodies ae have 
fallen from the  Ataaafpbere, By Dr, CHiannt of Wits 
tenber °337 
Eiflorical Reads clases to the Memifadura a a Tron and 
Steel in Great Britain. By Mr. Davin MusHET, of 
the Clyde Iron Works - 2 a 346 
Account of Count RuMFORD’s Experiments on the conduéling 
Man of Liquids with regard to Heat, and a Defcription 
of the Aiparatus employed in the Experiments — - 353 
Experiments and Objervations on The Nature of Sugar, by 
Mr, CRvilcKSHANK 264 
Pbyfical Obfervations on the Eafl or Baltic Se By F. W. 
Orro - 375 
On the Invention of the Buphens and ofber acouflic Difios 'erles 
of C.F. 6. Cutapnt, Dsctor of Philofophy and Laz, 
Fellow of the Royal Sociely of Gottingen, correfponding 
‘Member of the Imperial Academy of Sciences at Peterf- 
burgh, Se. 391 
Account’ of a fimple Method of naprafentinig, the different 
Cryflatiine Forms by. very Short Signs, exprefling the Laws 
of Decrement to « obick their Struélure is fein By 
@. Havy 398. 
Curious Pact re featia the Natural Fiflory of the Otter. By 
t. POISSONNIER, Jufiice of Peace of the Canton of Bon- 
mat, De epariment of la Creuxe -* 413 
os from jowe of ‘the Men of Science exgaged i in the French 
Livpedition to Le upt - 414 
On the Culture of Poppies and the Extr yitias of Opium in the 
aft Indies. By ARTHUR WiLLiaM Devis, b/g. 417 
Defeription of the Manglé mvented hy Aer. JE = 41 
Communication from Dr. THORNTO N, Phyfician of the Ge- 
meral Difpenfar +, relative to Trials made with the differs nt 
Faditious Gajes = : iss 5 429 
»* 
THE 
