Cover image for Principal gold-producing districts of the United States
Title:
Principal gold-producing districts of the United States
Author:
Koschmann, A. H. (Albert Herbert), 1896-1962.
Publication Information:
Washington : U.S. Dept. of the Interior, 1968.
Physical Description:
v, 283 pages : illustrations, maps. ; 30 cm.
Language:
English
Format :
Book