1. IOR/V/27/611/12 Reference (shelfmark): IOR/V/27/611/12 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, 1913 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1913 Extent: 1 volume