United States 1:250,000.
Geological Survey (U.S.)
United States.Army Map Service.
United States.Defense Mapping Agency.
Reston, Va. : The Survey,
1944-
Title from index map.
Relief shown by contours and spot heights. Some sheets include shading and/or bath. isolines.
Includes various issues of some sheets. Some Army Map Service and some Defense Mapping Agency.
Some sheets include series designations: Eastern United States 1:250,000, Western United States 1:250,000.
Includes series A.M.S. V501 and A.M.S. V502.
Some later sheets designated as 1x2 degree series (topographic).
Alaska and Hawaii not included.
Some earlier sheets include city maps on verso. Some later ones include landsat images on verso.
Includes location diagrams.
Some sheets include township lines, reliability diagrams, boundary diagrams, sectionalized township diagrams, National Ocean Survey hydrographic survey index.
Includes index sheet in Map Reading Room.