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Watersheds

Description: Photograph of a sign on US Highway 75 at the entrance into the Double Creek watershed from the south. The six upstream detention dams constructed on the watershed were designed and constructed by the Soil Conservation Service. OK-274-1.
Date: May 12, 1956
Creator: McConnell, John
Partner: Oklahoma Conservation Historical Society

Land Slope Drawings and Device Example

Description: Photograph of the hand of Dock J. Polome, SCS Soil Scientist, using device he designed and built to show speed water and soil move on different land slopes. The back of the photograph proclaims, "Dock J. Polome, SCS Soil Scientist using device he designed and built to show speed water and soil move on different land slopes. Speed the marble travels on 1 degree and 10 degree slopes shows effect of slope."
Date: July 12, 1952
Creator: Killough
Partner: Oklahoma Conservation Historical Society
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