1. IOR/V/27/611/5 Reference (shelfmark): IOR/V/27/611/5 Title: Indian Coal Grading Board, Publication of the Indian Coal Grading Board 1932, containing a list of graded coals, copies of the Act and Rules, and other information. Calcutta: Mohila Press, 1933 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1933 Extent: 1 volume