CONTENTS. 
concerning the Revivifcence of fome Snails preferved 
in Mr. Simon’s Cabinet. p. 432 
XLIII. 'The Bill of Mortality of the Town of War- 
rington, for the Tear 1 773. By the Rev. J. Aikin. 
Communicated by Dr. Percival. p. 438 
XLIV. Of the filling of Waves by Means of Oil. 
Extracted from fundry Letters between Benjamin 
Franklin, LL:D. F. R. S. William Brownrigg, 
M. D. F. R. S. and the Rev. Mr. Farifh. 
P- 445 
XLV. Tranfation of a Letter from M. de Stehlin, 
Counfellor of State to her Imperial Majejly of 
Ruffia, to Dr. Maty, with a Specimen of Native 
Iron. p. 461 
XLV I. Of Torpedos found on the Coaft of England. 
In a Letter from John Walfh, Efq-, F. R. S. to 
Thomas Pennant, Efq j F. R. S. . p. 464 
XLVII. Defcription of a double Uterus and Vagina. 
By John Purcell, M. D. Prof ef or of Anatomy in 
the College of Dublin. Communicated by Dr. 
Moreton. p. 47^ 
XLVIil. Letter from William Brownrigg, M. D. 
F. R. S. to Sir John Pringle, Bart. P. R. S.. 
relating to fome Native Salts college d by Dr. 
Brownrigg, and Jhewn at a Meeting of the Royal 
Society, June 27, 1774. ^ p, 480 
PHIL O- 
