The copper deposits of the Encampment district, Wyoming
By: Arthur C. Spencer
Series: Geological Survey (U.S.). Professional paper -- no. 25; Professional paper (Geological Survey (U.S.)) -- no. 25
Publisher: Govt. Print. Off.
Published: 1904
Place of publication: Washington
Language: eng
Number of pages: 107
Subjects: Copper ores
Notes: Subject series: A, Economic geology, 32; B, Descriptive geology, 37.