■mxM ^B. ^Huoooa. 



Y. 



An account of experiments made at the Ohservato?y near 

 Fort St. George, for determining the length of the 

 simple pendulum heating seconds of time at that place ; 

 to which are added comparisons of the said experi- 

 ments, with others made in different parts of the globe ^ 



, and some remarks on the ellipticity of the earth, as 

 deduced from these operations. 



By Captain JOHN WARREN, 



et l^» iH. 53ti Be0Cmmt of JToat 



1. TV'hEN I \Vas''^i)ei'u's%^'''Mr. LE Gentil's book, entitled 

 " Voyage dans la Mer des Indes," I noticed a passage, of which the fol- 

 lowing is the translation/"^ " I cannot disguise that my experiments 

 " do not seem to agree with those made by Mr. Bouguer, whatever 



(0 Vol. II. page 331. where he gives an account of his experiments on the length of the 

 pendulum at Manilla. 



B 4 



