Tweto, Ogden books & textbook
Ore Deposits of the Gilman DIstrict, Eagle County, Colorado
Lovering, Thomas S. Tweto, Ogden Lovering, T. G.
Sylvanite Publishing /2015-04-24 Paperback / 102 Pages
isbn-10: 1614740577 / isbn-13: 9781614740575
USGS Map I-972: Geologic map of the Craig 1 x 2 Quadrangle, northwestern Colorado
US Geological Survey /1976T Map
SCHEELITE IN THE PRECAMBRIAN GNEISSES OF COLORADO
Econ Geol /1960T Pamphlet
STRATIGRAPHY OF THE PANDO AREA, EAGLE COUNTY, COLORADO
Colorado Scientific Society /1949T Paperback
Geology of the Minturn 15-minute quadrangle, Eagle and Summit Counties, Colorado (Geological Survey professional paper ; 956)
U.S. Govt. Print. Off /1977T Unknown Binding / 96 Pages
