Memoirs on coal exploration, second five year plan, 1963.

Memoirs on coal exploration, second five year plan, 1963. - Nagpur [1966] - viii, 582 p. illus., maps (part fold.) 29 cm.

Bibliography: p. 581-582.

sa 67000856 //r84


Coal--India.
Borings--India.

TN809.I4 / A53

622.182

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