Working of $3,000,000 map. (2) C.E. Kowalozyk, AAA worker, using a planimetor, which measures the exact acreage in each section of land surface photographed, 7/28/37

$3,000,000 map. C.E. Kowaloczyk, AAA worker, laying out the finished photographs for the map, after beign correctly fitted they are pieced together for the completed map, 7/28/37

Inspects film for $3,000,000 map. Photographs for the map are made on a huge roll of film by the aerial cameramen. C.E. Kowaloczyk, AAA worker, is shown inspecting the film for flaws before it is sent in the laboratory to be printed, 7/28/37

Making prints for $3,000,000 map. Grover M. Plew, AAA laboratory worker, making the finished photographic prints which go into the finished map now being put together by the AAA. Approximately one-third of the entire land surface of the United States is being photographed from the air for the map. 7

Geological Survey, Dept. Interior. Washington, D.C., Mar. 13. E.A. Shuster working with the erocartograph constructing topographies from airplane pictures

Frank Albert, reducing a navigation chart to half the size with a pantograph

Geological Survey. Washington, D.C., March 13. Albert Pike using a stereoscope on a pair of photographs to bring out the relief and locate objects for a map

Uncle Sam spending $3,000,000 to make one map. Washington D.C. July 28. A huge photographic map which when completed will have cost $3,000,000, is being put together by the Agriculture Adjustment Administration, Department of Agriculture, in Washington. Approximately one-thrid of the entire land sur

Geological Survey. Washington, D.C., Mar. 13. The offset camera making and copying maps, charts, and diagrams. This is used to change the size and makes the different plates for the different colors used on the maps