... Boundaries, areas, geographic centers, and altitudes of the United States and the several states, with a brief record of important changes in their territory and government - Douglas, Edward Morehouse, 1855-1932. (Washington, U.S. Govt. print. off., 1930)
At head of title: Department of the interior.
"A revision and enlargement of the 1923 edition, issued as Bulletin 689."
Bibliographical footnotes.
Keywords: Physical geography -- United States; United States -- Altitudes; United States -- Boundaries