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[ New Search ] Project Workroom Location : Washington, DC Date : Jun, 1939 Agency : WPA Owner : NARA (SPB) Medium : B&W Photo Control Number : RG 69-55-21214 Enlarged Image Description : Some of the 116 WPA workers employed on the REA Aerial Map Tracing Project at Howard University. The workers first traced a base map of state roads in complete county units using a scale of one inch to the mile. Then they combined parts of several counties into the REA Project areas. Next, they enlarge the by pantograph and projection to a scale of four inches to the mile. Then they revise and correct the enlarged project maps. Finally, they plot the location of every electric power line financed by REA from data taken from the field reports made to REA by project superintendents. Listed Under: [Professional Services][Maps and Charts][Aerial Mapping Project]