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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
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
India. Department of Commerce and Industry, Rules made under Section 20 of the Indian Mines Act, 1901 (VIII of 1901) applicable to coal mines. Calcutta, 1912