1. IOR/V/27/422/8 Reference (shelfmark): IOR/V/27/422/8 Title: Chase, A A, Report on a trial of the equipment of the 1st (Prince of Wales Own) Sappers and Miners for reproducing maps in the field. Calcutta, 1912 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1912 Extent: 1 volume