Lexicon of geologic names of the United States
Subtitle: (including Alaska)
By: Compiled by M. Grace Wilmarth, secretary of the Committee on geologic names of the United States Geological survey. April 1, 1905 to April 30, 1937.
Series: U.S. Geological survey -- Bulletin 896.; Geological Survey bulletin -- 896.
Publisher: U.S. Govt. print. off.
Published: 1938
Place of publication: Washington
Language: eng
Subjects: Geology, Stratigraphic.; Geology -- United States.; Geology -- Alaska.; Geology -- Central America.; Geology -- West Indies.
Notes: At head of title:  United States Department of the interior ... Geological survey ...

"Also includes the names and ages but not the definitions of the named geologic units of Canada, Mexico, the West Indies, Central America and Hawaii."
Table of contents: value: pt. 1.  A-L.; value: pt. 2.  M-Z.