... Engineering report of Cotton valley field, Webster parish, La.
By: by J. S. Ross.
Series: U. S. Bureau of mines. Technical paper ;; 504
Publisher: U.S. Govt. print. off.
Published: 1931
Place of publication: Washington
Language: eng
Number of pages: 69
Subjects: Petroleum -- Louisiana.; Natural gas -- Louisiana.
Other titles: Cotton valley field, Webster Parish, La.
Notes: At head of title:  U. S. Department of commerce.  R. P. Lamont, secretary.  Bureau of mines. Scott Turner, director ...