x CONTENTS. 
and F. R. S. Franfated by M. Maty, M. D. See. 
R. S. p. 259* 
XXXI. A Letter from the Prince de Croy, to the 
Earl of Morton, P ref dent of the Royal Society , 
containing the Obfervations of the Eclipfes of the 
San, of the 16th 0/' Auguft, 1765, and of the 5, th of 
Auguft, 1766, made at Calais, together with fome 
Remarks on the frjl of thefe Eclipfes : T ranfated from 
the French, by Mathew Maty, M. D. Sec. R. S . 
p. 262. 
XXXII. Obfervation of the Eclipfe cf the Sun the 
5. th of Auguft, 17 66, near the Courgain at Calais. 
p. 268. 
XXXIII. An Account of the Extraction of three Riches 
and ten Lines of the Bone of the upper Arm, which 
was followed by a Regeneration of the bony Matter ; 
with a Defcriptioli of a Machine made ufe of to keep 
the upper and lower Pieces of the Bone at their pro- 
per Di/lances, during the Lime that the Regenera- 
tion was taking Place ; and which may alfo be of 
Service in FraBures happening near the Head of that 
Bone. By Mr. Le Cat, Profeffor of Anatomy and 
Surgery at Rouen, Member of fever al Academies , 
and F. R S. Franfated from the French by J. O. 
Juftamond, Surgeon to the Fir ft Troop of Horfe 
Grenadier Guards. p. 270. 
XXXIV. A Letter from Mr. Wargentin, F. R. S. and 
Secretary of the Royal Academy of Sciences at Stock- 
holm, to the Rev. Mr. Mafkelyne, M. A. F. R. S. 
and Aftronomer Royal at Greenwich, containing an 
Eftdy of a new Method of determining the Longitude 
of Places, from Obfervations of the Eclipfes of Ju- 
piter’s Satellites . p. 278. 
XXXV. A 
