Index to the stratigraphy of North America
By: by Bailey Willis ;  accompanied by a geologic map of North America ; compiled by the United States Geological Survey in cooperation with the Geological Survey of Canada and the Instituto geológico de México under the supervision of Bailey Willis and George W. Stose.
Contributors: Stose, George Willis, 1869-1960.; Geological Survey of Canada; Instituto Geológico de México.
Publisher: U.S. Gov't. Print. Off.
Published: 1912
Place of publication: Washington
Language: eng
Number of pages: 894
Subjects: Geology, Stratigraphic; Geology -- North America -- Maps
Genres: Maps.
Notes: Bibliography:  p. [840]-865.
"List of contributors to the geologic map of North America and of the sources from  which it has been compiled":  p. 30-56.
Also published as House doc. 998, 61st Cong., 2d sess.