Boundaries of the United States and the several States.
Contributors: Douglas, Edward Morehouse, Boundaries, areas, geographic centers and attitudes of the United States and several States
Series: U.S. Geological Survey bulletin -- 1212
Publisher: U.S. Govt. Print. Off.
Published: 1966
Place of publication: Washington
Language: eng
Number of pages: 291
Subjects: United States -- Boundaries.
Notes: "A revision of U.S. Geological Survey Bulletin 817, by Edward M. Douglas, issued in 1930."  Bibliography: p. 275-284.