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  1. 1
    Publicat 1968
    [Delhi] Office of Chief Inspector of Mines, Ministry of Labour and Employment, Govt. of India, 1963 [i.e. 1968]
    iii, 63 p. illus. 25 cm.
    “...India. Technical Committee on Mining Standards...”
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  2. 2
    Publicat 1968
    Delhi, Publication Branch, Dept. of Print. and Stationery, Govt. of India, [1968-
    v. col. illus.
    “...India. Technical Committee on Mining Standards in Respect of Standards of Accuracy of Mine Plans...”
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