Boundaries, areas, geographic centers and altitudes of the United States and the several states
Subtitle: with a brief record of important changes in their territory
By: by Edward M. Douglas.
Series: United States Geological survey. Bulletin 689
Publisher: Govt. print. off.
Published: 1923
Place of publication: Washington
Language: eng
Number of pages: 234
Subjects: Physical geography -- United States.; United States -- Altitudes.; United States -- Boundaries.
Notes: At head of title: Department of the interior.
Two maps folded in pocket.
Biographical references.