CONTENTS. 
Hon. George Earl cf Macclesfield, P.R.S. from 
Daniel Peter Layard, M. D. F. R. S. p. 528; 
LXX. Trigonometry abridged. By the Rev. Patrick 
Murdoch, A.M. F.R.S. p. 538. 
LX XI. An Account oj Two extraordinary Cafes of 
Gall-Stones. By James Johnftone, M. D. of 
Kidderminfter. Communicated by the Rev. Charles 
Lyttelton, LL. D. Dean oj Exeter. p. 543. 
LX XI I. A remarkable Cafe of Coheftons of all the 
Tnteftines , &c. in a 'Man of about Thirty-four 
Tears of Age , who died Jome time la ft Summer , 
and afterwards fell under the InfpeSlion oj Mr. 
Nicholas Jenty. p. ^o. 
LXX III. Of the bef Form of Geographical Maph 
By the Rev. Patrick Murdoch, M. A. F. R. S. 
p. 573 - 
LX XIV. A fhort Differ tati on on Maps and Charts : 
In a Letter to the Rev. Thomas Birch, D. D. and 
Sec. R. S. By Mr. William Mountaine, F. R. S. 
P* 563° 
LXXV. Cafes of the remarkable Effects of Blifters 
in leffening the Sfuicknefs of the Fulje in Coughs , 
attended with Injar Si ion of the Lungs and Fever : 
By Robert Whytt, M. D. F. R. S. Fellow Gf the 
Royal College oj' Fhyficians , and Profefor of Me- 
dicine in the Univeijity of Edinburgh. p. 569. 
LXX VI. A. remarkable Injtance of Four rough S tones 3 
that were dijeovered in an human urinary Bladder , 
contrary to the received Opinion 3 and fiiccefsfully 
extraSled by the lateral Method of Cutting for the 
Stone. By Mr. Joleph Warner, F.R.S. and Sur- 
geon to Guy’s-Hofpital. p. 579. 
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LXX VII* 
