Notes on map identification : general policies and standard practices governing the content and composition of series, editions, and issues of maps, identification notes, diagrams, marginal information, and the format of sheets.
United States. Army Map Service
Washington, D.C. : War Dept., Army Map Service, Corps of Engineers, U.S. Army, 1945.
Book, Government publication
Where to find it
— Maps Collection Vertical Files (lower level)