Atlas, principal electric facilities in the United States. - United States. Federal Power Commission. Bureau of Power; United States. Army. Corps of Engineers (Washington, 1946)
Cover title.
Most maps are on the scale of ca. 1:1,000,000.
"Revised by Federal Power Commission ... 1945-[46]"
Most maps by U.S. Army, Corps of Engineers.
Keywords: Electric power-plants -- United States; Electric power distribution -- United States