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Harvesting Native Grass

Description: Photograph of a native grass harvest. Approximately 2000 acres of this 5000 acre ranch is being harvested for native grass seed. Picture shows loading seed from combine to truck. C.E. Dilley, of Pawnee, is the contractor.
Date: October 28, 1957
Creator: Chance, R. J.
Partner: Oklahoma Conservation Historical Society

Geological Operations

Description: Photograph of a core drilling unit performing a foundation investigation on the center line of a dam.
Date: October 30, 1968
Creator: Croom, Dan F.
Partner: Oklahoma Conservation Historical Society

Geology and Geological Operations

Description: Photograph of the use of power auger in burrow material locotion. OK-3263-4.
Date: October 30, 1968
Creator: Croom, Dan F.
Partner: Oklahoma Conservation Historical Society

Geology and Geological Operations

Description: Photograph of the tagging of a field soil samples for shipment to soil [unclear--text fades at this point].
Date: October 30, 1968
Creator: Croom, Dan F.
Partner: Oklahoma Conservation Historical Society

Harvesting Native Grass

Description: Photograph of four self-propelled 14' combines with operator and sacker on each combine. C.S. Thompson, resident of Ponca City and owner of the ranch, standing on first combine. C.E. Riley, Pawnee contractor standing in front of the combines. The ranch is over 5000 acres and approximately 2000 acres is being harvested for native grass seed.
Date: October 28, 1957
Creator: Chance, R. J.
Partner: Oklahoma Conservation Historical Society

Geological Operations

Description: Photograph of the logging of borrow material during power auger operation. OK-3263-5.
Date: October 30, 1968
Creator: Croom, Dan F.
Partner: Oklahoma Conservation Historical Society

Geology and Geological Operations

Description: Photograph of the removal of recovery from a core barrel during drilling operation in a foundation investigation. OK-3263-7.
Date: October 30, 1968
Creator: Croom, Dan T.
Partner: Oklahoma Conservation Historical Society

Geology and Geological Operations

Description: Photograph of a geologist logging a rock core taken during drilling operations along the center line to determine existing foundation conditions. OK-3263-3.
Date: October 30, 1968
Creator: Croom, Dan F.
Partner: Oklahoma Conservation Historical Society

Geology and Geological Operations

Description: Photograph of the plotting of borrow grid logs on Plan and Profile Sheet for geological investigations by a supervisory geologist. Upper Red Rock Creek, Site # 50. OK-3263-2.
Date: October 30, 1968
Creator: Croom, Dan F.
Partner: Oklahoma Conservation Historical Society
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