1934. United States. Works Progress Administration of Pennsylvania. Statement of responsibility: [Works Progress Administration of Pennsylvania]. Relief on most maps shown by contours and spot heights. WPA Project N... Works Progress Administration of Pennsylvania.
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1979. United States. Soil Conservation Service. Base source: USGS 1:24,000-scale topographic maps compiled 1948-1957; interpretations derived from soil map constructed 1973.; "Projection and 10,0... Dept. of Agriculture, Soil Conservation Service (Washington.).
1891. Map of Baltimore, Maryland, 1891. 70.2 x 51.7 cm; 1 images. Rand McNally and Company.
1839. Map of Baltimore and Harford Counties, Maryland 1839. 20 x 14 in; 1 images; color.
1924. Maryland Geological Survey. Shows the topography and election districts of Allegany County, Maryland. Waterways and man-made features such as roads, railroads, bridges, and bu... Maryland Geological Survey (Baltimoré).
1885. Map showing the streets of Baltimore Maryland, circa 1885. 36.6 x 48.7 cm; 1 images; color. Weishampel, J.F.
1927. University of Maryland, College Park. 47 x 81 cm. Scale 1:500,000. 1 inch = 8 miles General Map Collection. Maryland. State Department of Forestry.
1917. Maryland Geological Survey. Copyrighted by Maryland Geological Survey, 1910.; "Based on surveys made in cooperation with the United States Geological Survey."; Insets: Elkton ... Maryland Geological Survey (Baltimore, Md.?).
1921. Sanborn Map Company. A map of Mt. Rainier, Maryland from January 1921. The map was created by the Sanborn Map Company in New York and covers a portion of the town from ...
1921. Sanborn Map Company. A map of Mt. Rainier, Maryland from January, 1921. The map was created by the Sanborn Map Company from New York and is the second map in a series o...