CONTENTS. 
Vll 
XII. An Account of fome Attempts to imitate the Effects of 
the Torpedo by Electricity. By the Hon. Henry Caven- 
difh, F. R. S. p, 1 96 
XIII. Obfervations on Refpiration , and the Ufe of the Blood.. 
By Jofeph Prieftley, LL.D. F. R. S. p. 226 
XIV. Experiments on Water obtained from the melted Ice 
of Sea-Water, to afcertain whether it be frejh or not; 
and to determine its fpecific Gravity with r effect to other 
Water. Alfo Experiments to find the Degree of Cold in 
which Sea-Water begins to freeze. By Mr. Edward 
Nairne. Addrejfed to Sir John Pringle, Bart. P. R. S.. 
p. 249 
XV. Eafy Methods of meafuring the Diminution of Bulky 
taking place upon the Mixture of common Air and ni- 
trous Air ; together with Experiments on Platina. By 
John Ingenhoufz, M. D. F. R. S. Phyfician to their Im- 
perial Majefties at Vienna. In a Better to Sir John: 
Pringle, Bart. P. R. S. p. 257 
XVI. An Account of Three Journeys from the Cape Town 
into the Southern Parts of Africa; undertaken for the 
Difcovery of new Plants , towards the Improvement of 
the Royal Botanical Gardens at Kew. By Mr. Francis 
MalTon, one of his Majejlfs Gardeners. Addrejfed to 
Sir John Pringle, Bart. P.R. S. 31 9 
XVII. Meteorological Journal , kept at the Houfe of " the 
Royal Society, by Order of the Prefident and Council.. 
p. 268, 
P H I~ 
