The Lafayette formation
Subtitle: by W. J. McGee...
Publisher: Govt. print. off.
Published: 1892
Place of publication: Washington
Language: eng
Number of pages: 521
Subjects: Stratigraphic Geology
Notes: Five plates in pocket.

Extract from the 12th annual report of the director of the  U. S. Geological survey, 1890-91, pt. I.