. Numb. 401.' 
PHILOSOPHICAL 
transactions 
Tor the Months of April, May and June, 1718. 
The CONTENTS. 
I. ObferVations of the Eclipfes o/Jupiterh Satellites, 
from 1 7 o o , to the Tear 1 7 2 7 . % the Reread w! 
Derham,MA Canon of Wind for and F.<lfS . Cow- 
mumcated by Sir Hans Sloane, 'Bart. Trejident of the 
College of Phyficians and Royal Society, 
H. A Defcription of a Roman Pavement fomdnear 
Grantham in Lincolnfhire, with the Oeconomy of 
the Roman Times in this Tart of England, Com. 
municated in a Letter to Dr. Rutty, S. s’ecr by 
W. Stukeley, M. D. Col. Med. Lond. S. Soc. 
III. Some Teflehlions on Mr. de Lifle’r Comparifon 
of the Magnitude of Paris with London and fede- 
ral othci Cities , printed in the Memoirs of the Royal 
Academy of Sciences at Paris for the dear i 
Communicated in a Letter to the Same, by Peter 
Da vail, of the Middle Temple, Efq. 
IV. An Account of an Aneuryfm of the Aorta, (dif- 
fered in St. Bartholomew's Hof pit al) by Pierce 
a a a " Dod, 
