/cgi-bin/koha/opac-search.pl?q=ccl=au%3A%22Perini%2C%20Vincent%20Charles.%22&sort_by=relevance&format=rss 2 0 50 ISBN: /cgi-bin/koha/opac-detail.pl?biblionumber=26079 By Colorado Geological Survey.
Denver, Col., Eames bros., state printers, 1920 .
59 p. 1 l. , At head of title: Colorado Geological survey, Boulder. R. D. George, state geologist ... 23 cm..

]]> Place hold on Some anticlines of Routt county, Colorado,

]]> /cgi-bin/koha/opac-detail.pl?biblionumber=26079 ISBN: /cgi-bin/koha/opac-detail.pl?biblionumber=26080 By Colorado Geological Survey.
Denver, Col., Eames brothers, state printers, 1920 .
59 p., 1 l. , At head of title: Colorado Geological Survey, Boulder. R.D. George, state geologist.. 23 cm..

]]> Place hold on Some anticlines of western Colorado,

]]> /cgi-bin/koha/opac-detail.pl?biblionumber=26080