Contents. Vv 
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. Basgv1, 
R. E., 1st Assistant, Great Trigonometrical Survey of India, 251 
Notes on a collection of Land and Freshwater Shells from the 
Shan States.—Collected by F. Fepprn, Esq. 1864-65.— 
SEC HROBAED, UT. BSG... casssecesesmnsreccscsess coerce armen 273 
PMB MEE CULL ONOO, 1520 se <icnowisinbareoaseneracdssast cvancsci canine kas 279 
Abstract of the Results of the Hourly Meteorological Observa- 
tions taken at the Surveyor General’s Office, Calcutta, for 
the months.of May and June, 1865,..............c0+2-.seseees XXXlil 
Meteorological Observations taken at Gangaroowa near Kandy, 
Ceylon, for the months of March and April, 1864,... ....... xvii 

