Published by United States Bureau of Mines., 1939
Seller: Eryops Books, Stephenville, TX, U.S.A.
Soft cover. Condition: Good. ORIGINAL 1939 PUBLICATION; paper wraps, staple-bound; ex-corporate library; light creasing of corners of wraps and leaves; glue stain on inside wrap from removed library card; o/w in good condition. Book.