1. IOR/L/MIL/5/418, Coll 352 Reference (shelfmark): IOR/L/MIL/5/418, Coll 352 Title: Military Department Special Collections: Collection 352 Scope & Content: Copy correspondence, minutes and memoranda on the establishment of tidal and magnetic observatories in India, and on their equipment Collection Area: India Office Records and Private Papers Languages: English Date Range: 1832-1840 Extent: 1 file