1. IOR/V/27/740/41 Reference (shelfmark): IOR/V/27/740/41 Title: Bengal. Public Works Department, Conditions under which electric meters and other instruments will be accepted for testing in the Government Electrical Laboratory, Calcutta, and table of fees. Calcutta, 1911 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1911 Extent: 1 volume