Radium, uranium and vanadium deposits of southwestern Colorado,
Coffin, Reuben Clare, 1886-
Radium, uranium and vanadium deposits of southwestern Colorado, by R. C. Coffin. - Denver, Col., Eames brothers, state printers, 1921. - 231 p. incl. illus., maps, tables. and 3 fold. maps. in separate pocket. 23 cm.
Bibliography : p. 226-227. Bibliographical foot-notes.
gs 21000187
Radium.
Uranium.
Vanadium.
Mines and mineral resources--Colorado.
QE91 / .A4 no. 16
Radium, uranium and vanadium deposits of southwestern Colorado, by R. C. Coffin. - Denver, Col., Eames brothers, state printers, 1921. - 231 p. incl. illus., maps, tables. and 3 fold. maps. in separate pocket. 23 cm.
Bibliography : p. 226-227. Bibliographical foot-notes.
gs 21000187
Radium.
Uranium.
Vanadium.
Mines and mineral resources--Colorado.
QE91 / .A4 no. 16