Beringer, Bernard
Underground Practice In Mining / by Bernard Beringer - 3rd.ed. - London : Mining Publications Ltd., 1947 - xiii, 304 pages .: illustrations .; 22 cm
Includes indexs (p.: 301 - 304 )
Mining Engineering
622 / BER 1947
Underground Practice In Mining / by Bernard Beringer - 3rd.ed. - London : Mining Publications Ltd., 1947 - xiii, 304 pages .: illustrations .; 22 cm
Includes indexs (p.: 301 - 304 )
Mining Engineering
622 / BER 1947