1. IOR/L/PS/20/MEMO22/Map Reference (shelfmark): IOR/L/PS/20/MEMO22/Map Title: Sketch map of the countries between Hindustan and the Caspian Sea Scale 1 inch = 64 miles Compiled in the Office of the Surveyor General of India, Calcutta, 1870. With additions to April 1879 Collection Area: India Office Records and Private Papers Languages: English Date Range: Apr 1879 Extent: Unspecified