Pearl, Richard M. 1913-1980.
Handbook for prospectors [by] Richard M. Pearl. - 5th ed. - New York, McGraw-Hill [1973] - viii, 472 p. illus. 21 cm.
"A revision of Handbook for prospectors and operators of small mines, by M. W. von Bernewitz."
Includes bibliographical references.
0070490252
72011749
Prospecting.
TN270 / .P43 1973
Handbook for prospectors [by] Richard M. Pearl. - 5th ed. - New York, McGraw-Hill [1973] - viii, 472 p. illus. 21 cm.
"A revision of Handbook for prospectors and operators of small mines, by M. W. von Bernewitz."
Includes bibliographical references.
0070490252
72011749
Prospecting.
TN270 / .P43 1973