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Farm Equipment

Description: Photograph of Pullman and Connelly standing behind the 7500 lb. scalloped brush disc.
Date: August 5, 1955
Partner: Oklahoma Conservation Historical Society

Soil Preparation

Description: Photograph of track tractor pulling heavy disc. Secoond time over cleared land as seed bed preparation. 7" disc cost $4.20 per acre.
Date: August 3, 1955
Partner: Oklahoma Conservation Historical Society

Suburban Erosion

Description: Photograph of residential developments in suburban areas often create critical erosion hazards. A thorough knowledge of the soil resource3s is esential to cope with such problems.
Date: April 14, 1969
Creator: Groom, Dan F.
Partner: Oklahoma Conservation Historical Society

Gypsum Applied Field and Non Gypsum Applied Field

Description: Photograph of Bill Sharpe standing between two fields, which the right side received five tons per acre of applied gypsum, while the left side did not receive any gypsum. This field is near Will Rogers Air Port in Oklahoma City. The back of the photograph proclaims, "Gypsum Application. Bill Sharpe in photo. Portion of land to left of Bill did not have Gypsum applied. One on right had nearly 5 tons per acre. Before the application this portion of field would not grow anything. The portion where… more
Date: March 4, 1958
Creator: Banks, Herbert
Partner: Oklahoma Conservation Historical Society
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