report on a geologic reconnaissance of the St. Helens mining district, Washington
By: by Everett Hougland.
Series: Reports of investigations -- no. 3; Reports of investigations (Washington (State). Division of Geology) -- no. 3.
Published: 1935
Place of publication: Pullman, Washington
Language: eng
Subjects: Geology -- Washington (State) -- St. Helens mining district
Other titles: St. Helens mining district, Washington, A report on a geologic reconnaissance of the.
Notes: Dated October 1935.

Mimeographed.

Bibliography: p. 3.