Kennebec County, Maine / Historic map, Library of Congress

Title in lower margin: Kennebec Co., Me. : N4406--W6921.5/38x47, 1978.
"Compiled in 1978 from USGS 1:24,000 and 1:62,500-scale topographic maps dated 1956-1970."
"Planimetry revised from aerial photographs taken 1976-1977 and other source data."
"1-13507."
Available also through the Library of Congress Web site as a raster image.