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D-7 Caterpillar

Description: Caption says, "5-AL-1012. The D-7 caterpillar pulls the model C-7 Briscoe ditcher out of Altus 9.9e lateral after cleaning the lateral."
Date: July 16, 1948
Creator: Finch, F. S.
Item Type: Refine your search to only Photograph
Partner: Museum of the Western Prairie

D-7 Caterpillar

Description: Caption says, "5-AL-997. A D-7 caterpillar pulling a model C-7 Briscoe ditcher into Altus 9.9e lateral. Station approximately 125."
Date: July 16, 1948
Creator: Finch, F. S.
Item Type: Refine your search to only Photograph
Partner: Museum of the Western Prairie

D-7 Caterpillar

Description: Caption says, "5-AL-1000. A D-7 caterpillar pushing the model C-7 Briscoe ditcher back to check. A gasoline motor on the ditcher furnishes power for steering front wheels and handling blades."
Date: July 16, 1948
Creator: Finch, F. S.
Item Type: Refine your search to only Photograph
Partner: Museum of the Western Prairie

D-7 Caterpillar

Description: Caption says, "5-AL-1003. The model C-7 Briscoe ditcher pulled along Altus 9.9e lateral at approximately Station 125. The D-7 caterpillar is using a winch to pull ditcher."
Date: July 16, 1948
Creator: Finch, F. S.
Item Type: Refine your search to only Photograph
Partner: Museum of the Western Prairie

D-7 Caterpillar

Description: Caption says, "5-AL-1011. The D-7 caterpillar pulls the model C-7 Briscoe ditcher out of Altus 9.9e lateral after cleaning the lateral."
Date: July 16, 1948
Creator: Finch, F. S.
Item Type: Refine your search to only Photograph
Partner: Museum of the Western Prairie

D-7 Caterpillar

Description: Caption says, "5-AL-998. A D-7 caterpillar pulling a model C-7 Briscoe ditcher into Altus 9.9e lateral. Station approximately 125. Operator on ditcher can steer front wheels which helps to keep ditcher upright."
Date: July 16, 1948
Creator: Finch, F. S.
Item Type: Refine your search to only Photograph
Partner: Museum of the Western Prairie

D-7 Caterpillar

Description: Caption says, "5-AL-1001. Looking ahead of a D-7 caterpillar at Altus 9.9e lateral approximately Station 125 covered with weeds."
Date: July 16, 1948
Creator: Finch, F. S.
Item Type: Refine your search to only Photograph
Partner: Museum of the Western Prairie

D-7 Caterpillar

Description: Caption says, "5-AL-1004. Hooking C-7 Briscoe ditcher direct to D-7 caterpillar after using the cable and winch where the lateral was soft."
Date: July 16, 1948
Creator: Finch, F. S.
Item Type: Refine your search to only Photograph
Partner: Museum of the Western Prairie

D-7 Caterpillar

Description: Caption says, "5-AL-999. A D-7 caterpillar and model C-7 Briscoe ditcher in Altus 9.9e lateral. Station approximately 125. Ready to back up to check."
Date: July 16, 1948
Creator: Finch, F. S.
Item Type: Refine your search to only Photograph
Partner: Museum of the Western Prairie

D-7 Caterpillar

Description: Caption says, "5-AL-1002. The D-7 caterpillar moves ahead of the moderl C-7 Briscoe ditcher to firm ground. The ditcher is pulled forward by the caterpillar winch."
Date: July 16, 1948
Creator: Finch, F. S.
Item Type: Refine your search to only Photograph
Partner: Museum of the Western Prairie

30-Acres of Class VII Land Seeded By Airplane With No Seedbed Preparation on Earl Morris’ Farm

Description: Photograph of part of 30-acres of Class VII land seeded by airplane with no seedbed preparation on Earl Morris' farm. The back of the photograph proclaims, "30 acres seeded by airplane. No seedbed preparation. Class VII land. Terraces hadn't held it. Been out of cultivation one year. Seeded to weeping lovegrass in 1948 – no stand. Too rough to put tractor on."
Date: March 1949
Creator: Archer, S. G.
Item Type: Refine your search to only Photograph
Partner: Oklahoma Conservation Historical Society

60-year-old Cottonwood Tree Grove Used As A Unsuccessful Windbreak

Description: Photograph of John Logan, Farm Forester, standing in a 60-year-old cottonwood tree grove used as a windbreak. The back of the photograph proclaims, "Row of 60 year old cottonwood trees planted by John Rhus. Present state of trees without understory is causing a more detrimental wind action than if no trees were present by funneling of the wind along the ground surface. Underplanting is needed. John Logan, Farm Forester is the man in the picture."
Date: September 27, 1949
Creator: Postlethwaite, Hermann
Item Type: Refine your search to only Photograph
Partner: Oklahoma Conservation Historical Society
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