1. IOR/V/27/611/13 Reference (shelfmark): IOR/V/27/611/13 Title: Bengal. Department of Commerce and Industry, Special rules [for coal mines] under Section 21 of the Indian Mines Act, 1901 (VIII of 1901). Calcutta, 1914 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1914 Extent: 1 volume