[Washington] : [Department of the Interior, United States Geological Survey], [1923]
Resource Type:
Book
More Details
Additional/Related Title Information
Full Title:
Fossil plants from the Tertiary lake beds of south-central Colorado / by F.H. Knowlton
Series Titles:
Professional paper ; [131-G] Shorter contributions to general geology ; 1922 Professional paper (Geological Survey (U.S.)) ; no. 131-G. Shorter contributions to general geology ; 1922.