Contents. v 



Page 

 On the Pendulum operations about to be undertaken by the 

 Great Trigonometrical Survey of India ; with a sketch of 

 the theory of their application to the determination of the 

 earth's figure, and an account of some of the principal 

 observations hitherto made. — By Capt. J. P. Basevi, 

 B. E., 1st Assistant, Great Trigonometrical Survey of India, 251 

 Notes on a collection of Land and Freshwater Shells from tbe 

 Shan States.— Collected by F. Fbdden, Esq. 1861-65.— 



By W. Theobald, Jr. Esq., 273 



Scientific Intelligence, 279 



Abstract of the Besults of the Hourly Meteorological Observa- 

 tions taken at the Surveyor General's Office, Calcutta, for 



the months of May and June, 1865, xxxiii 



Meteorological Observations taken at Gangaroowa near Kancly, 



Ceylon, for the months of March and April, 1861, xvii 



