Photograph of contour furrows showing moisture held in the furrows. OK-7015.

Photograph of contour strip cropping on non-cooperator's farm. Last year's crop was cotton and sudan. Wheat is now growing on cotton rows and it is planned to put cotton in what is now sudan. OK-7021.

Photograph of contour furrows showing moisture held in furows.

Photograph of contour strip cropping on non-cooperator's farm. Last year's crop was cotton and sudan. Wheat is now growing on cotton rows and it is planned to put cotton in what is now sudan.

Photograph of contour strip cropping on non-cooperator's farm. Last year's crop was cotton and sudan. Wheat is now growing on cotton rows and it is planned to put cotton in what is now sudan.

Photograph of terrace building with farm equipment. OK-7014.

Photograph of contour pasture ridges showing increased grass growth. The back of the photograph proclaims, "Showing increased grass growth above and below contour pasture ridges."

Photograph of contour pasture ridges showing increased growth on ridges.

Photograph of contour furrows on the Sentinel Camp. A house, barn, and possibly horse are visible in the background. The back of the photograph proclaims, "Contour furrows showing moisture held in furrows."

Photograph of contour furrows on the Sentinel Camp. A house, barn, and possibly horse are visible in the background. The back of the photograph proclaims, "Contour furrows showing moisture held in furrows."

Photograph of an UNIDENTIFED man standing in a pasture contour ridge on the Sentinel Camp. Several buildings are visible in the background. The back of the photograph proclaims, "Contour pasture ridges showing increased growth along the contours."

Photograph of pasture contour ridges from the Sentinel Camp. Several buildings are visible in the background. The back of the photograph proclaims, "Pasture contour ridges showing increased growth along the contours."

Photograph of an UNIDENTIFED man standing in a pasture contour ridge on the Sentinel Camp. Several buildings are visible in the background. The back of the photograph proclaims, "Contour pasture ridges showing increased growth along the contours."

Photograph of pasture contour ridges from the Sentinel Camp. Several buildings are visible in the background. The back of the photograph proclaims, "Pasture contour ridges showing increased growth along the contours."

Photograph of a badly eroded area in pasture land on Renfrow soil. Washita River Conservation Survey, W-20.

Photograph of "Mr. Gray, Mr. Sam Durham, Extension Service Grass Specialist, and Mr. R. J. Chance, Project Manager, Chickasha, Oklahoma, inspecting grass contour buffer strip in the Chickasha, Oklahoma project area." People shown in photo go as followed from left to right: 1. R. J. Chance, Project Manager, Chickasha, Oklahoma, 2. Mr. Sam Durham, Extension Service Grass Specialist, 3. Mr. Chester Gray.

Photograph of "Chester Gray and Mr. Sam Durham, Extension Service Grass Specialist, inspecting grass contour buffer strip in the Chickasha, Oklahoma project area." People shown in photo go as followed from left to right: 1. Mr. Chester Gray, 2. Sam Dunham, Extension Service Grass Specialist.

Photograph of "Mr. Gray, Mr. Sam Durham, Extension Service Grass Specialist, and Mr. R. J. Chance, Project Manager, Chickasha, Oklahoma, inspecting grass contour buffer strip in the Chickasha, Oklahoma project area." People shown in photo go as followed from left to right: 1. R. J. Chance, Project Manager, Chickasha, Oklahoma, 2. Mr. Sam Durham, Extension Service Grass Specialist, 3. Mr. Chester Gray.

Photograph of "Mr. Gray and Mr. Sam Durham, Extension Service Grass Specialist, inspecting grass contour buffer strip in the Chickasha, Oklahoma project area." "Oscar Workman, farmer, prefers this native grass meadow strip to terraces on this gentle slope. Planted in April 1937 and he plans to mow same for hay in 1939. Mixture planted was equal parts Little Blue Sten [sic], Blue Gramma [sic] and Side oat Gramma [sic] at 30# per A." People shown in photo go as followed from left to right: 1. Mr. Chester Gray, 2. Sam Dunham, Extension Service Grass Specialist.

Photograph of "Mr. Gray and Mr. Sam Durham, Extension Service Grass Specialist, inspecting grass contour buffer strip in the Chickasha, Oklahoma project area." People shown in photo go as followed from left to right: 1. Mr. Chester Gray, 2. Sam Dunham, Extension Service Grass Specialist.

Photograph of “Mr. Sam Durham, Extension Service Grass Specialist, inspecting grass work done by the Chickasha, Oklahoma, Soil Conservation Service Project. 40 Acres of abandoned land rededicated to native grasses. This field was contour ridged with 25 ft. intervals and planted 4 kinds of native grasses during spring of 1936. Picture shows 3 year old Side Oat [sic] Grama. Sunflowers indicate locations of the unmowed ridges.”

Photograph of Mr. R. J. Chance, Project Manager, Chickasha, Oklahoma, Mr. Sam Durham, Extension Service Grass Specialist, Mr. Gray, and Mr. Hickey inspecting grass work done by the Chickasha Soil Conservation Service Project near or on Katie Maden's farm. The order of the following men goes from left to right as follows: 1. Mr. R. J. Chance, Project Manager, Chickasha, Oklahoma, 2. Mr. Gray, 3. Mr. Sam Durham, Extension Service Grass Specialist, 4. Mr. Hickey. The back of the photograph proclaims, “Photograph of Mr. R. J. Chance, Project Manager, Chickasha, Oklahoma, Mr. Sam Durham, Extension Service Grass Specialist, Mr. Gray, and Mr. Hickey inspecting grass work done by the Chickasha Soil Conservation Service Project. 40 Acres abandoned field planted to native grass. Field was contour ridged and seeded in Spring of 1936. Picture shows Little Blue Stem planting in Spring of 1937 on ¼ of the field. Special attention is given to tiny seedlings coming from the parent plants the second season. 30# per acres was planted.”

Photograph of "Mr. R. J. Chance, Project Manager, Chickasha, Okla., and Mr. Sam Dunham, Extension Service Grass Specialist, inspecting grass work done by the Chickasha Oklahoma Soil Conservation Service Project." People shown in photo go as followed from left to right: 1. R. J. Chance, Project Manager, Chickasha, Oklahoma, 2. Sam Dunham, Extension Service Grass Specialist.

Photograph of "Mr. R. J. Chance, Project Manager, Chickasha, Okla., and Mr. Sam Dunham, Extension Service Grass Specialist, inspecting grass work done by the Chickasha, Oklahoma Soil Conservation Service Project." People shown in photo go as followed from left to right: 1. R. J. Chance, Project Manager, Chickasha, Oklahoma, 2. Sam Dunham, Extension Service Grass Specialist.