Gazetteer of conventional names : names approved by the U.S. Board on Geographic Names /
United States.Defense Mapping Agency.Topographic Center.
United States Board on Geographic Names.
United States.Geographic Names Division.
Washington, D.C. : Defense Mapping Agency,
[1977]
"July 1977."
"Supersedes Conventional names gazetteer, March 1, 1972."
Names, Geographical.