Numb. 457. 
PHILOSOPHICAL 
♦ 
TRANSACTIONS. 
For the Months of July and Auguft^ 1740. 
The CONTENTS. 
I. An Account by Mr. Fames, F. R. S.ofa^ijjer- 
tation, containing Remarks tipon the Obfervations 
made in France, in order to afcertain the Figure 
of the Earth, by Mr. Celfius, intituled:, De obfer^ 
vationibus pro Figura Telluris determinanda, in 
Gallia habitis, Difquifitio. Audtore Andrea CelJiOy 
in Acad. Upfal. Aftronom. Prof. Regio, <^c. Up- 
falire, 1738. 4^0- pag. 371- 
he Continuation of the Remarks made by Mr. Celfius 
on the Obfervations taken in France, in order to 
afcertain the true Figure of the Earth. 378. 
II. A Letter from Afr. J. Alexander to Peter Collin- 
fon, F. R. S. concerning a Rlace in New-York for 
meafuring a Degree of Latitude. 383. 
III. Ex Veterum Pruflbrum Re Antiquaria Sche- 
diafma a 'ID. Jac. Theodoro Klein Reipubl. Gedan. 
a SecretiSi R. S. S. cum 2 ). Hans Sloane, Bar*- R. S. 
Rr. communicatum. 384. 
IV. Obfervations and Experiments on Madder-root, 
•which has the Faculty of tinging the Bones of 
living Animals of a red Colour, by M. Du Hamel 
du. 
