McKinstry, Hugh Exton.
Mining geology / Hugh Exton McKinstry. - New Jersey : Prentice-Hall, 1948. - xvii, 680 p. : ill. ; 22 cm.
Includes bibliographical references and index.
Mining geology.
550 / MCM
Mining geology / Hugh Exton McKinstry. - New Jersey : Prentice-Hall, 1948. - xvii, 680 p. : ill. ; 22 cm.
Includes bibliographical references and index.
Mining geology.
550 / MCM