/cgi-bin/koha/opac-search.pl?q=ccl=au%3A%22Colorado%20State%20Metal%20Mining%20Fund.%22&sort_by=relevance&format=rss 2 0 50 ISBN: /cgi-bin/koha/opac-detail.pl?biblionumber=26948 By Burbank, W. S..
Washington, U.S. Govt. Print. Off., 1932 .
ix, 166 p. , At head of title: United States Department of the Interior. | Map, 2 plans and diagram folded in pocket. 29 cm..

]]> Place hold on Geology and ore deposits of the Bonanza mining district, Colorado,

]]> /cgi-bin/koha/opac-detail.pl?biblionumber=26948 ISBN: /cgi-bin/koha/opac-detail.pl?biblionumber=27210 By Lovering, T. S..
Washington : U.S. Govt. Print. Off., 1935 .
ix, 119 p. : , At head of title: United States Department of the Interior. 29 cm..

]]> Place hold on Geology and ore deposits of the Montezuma Quadrangle, Colorado

]]> /cgi-bin/koha/opac-detail.pl?biblionumber=27210