Electric power transmission: 1974.
Geological Survey (U.S.)
cartographic
Reston, Va.,
1976.
eng
Scale 1:7,500,000.
Title in upper margin: Electric power transmission.
"Albers equal area projection."
"This map is ... published for the Committees on Commerce and Interior and Insular Affairs of the U.S. Senate as part of a study of U.S. energy transportation. The Congressional Research Service, Library of Congress, determined the content of the maps and provided the quantitative data and technical guidance."
Includes insets of Alaska and Hawaii.
Electric power transmission--United States--Maps.
United States.
Available also through the Library of Congress Web site as a raster image.
http://hdl.loc.gov/loc.gmd/g3701n.ct001098