/cgi-bin/koha/opac-search.pl?q=ccl=au%3A%22Worcester%2C%20Philip%20G.%22&sort_by=relevance&format=rss 4 0 50 ISBN: /cgi-bin/koha/opac-detail.pl?biblionumber=25264 By Grout, Frank F..
[Denver, Col., The Smith-Brooks printing co., 1913 .
57 p. 24 cm..

]]> Place hold on Reconnaissance of the geology of the Rabbit Ears region,

]]> /cgi-bin/koha/opac-detail.pl?biblionumber=25264 ISBN: /cgi-bin/koha/opac-detail.pl?biblionumber=25820 By Crawford, R. D..
Denver, Colo., Eames bros., state printers, 1916 .
116 p. , Maps and 1 plan in pocket. 24 cm..

]]> Place hold on Geology and ore deposits of the Gold brick district, Colorado,

]]> /cgi-bin/koha/opac-detail.pl?biblionumber=25820 ISBN: /cgi-bin/koha/opac-detail.pl?biblionumber=25950 By Worcester, Philip G..
Denver, Colo., Eames bros., state printers, 1919 .
vii, [1], 131 p. 23 cm..

]]> Place hold on Molybdenum deposits of Colorado,

]]> /cgi-bin/koha/opac-detail.pl?biblionumber=25950 ISBN: /cgi-bin/koha/opac-detail.pl?biblionumber=26101 By Worcester, Philip G..
Denver, Eames bros., state printers 1920 .
74 p. 23 cm..

]]> Place hold on The geology of the Ward region, Boulder County, Colorado,

]]> /cgi-bin/koha/opac-detail.pl?biblionumber=26101