Photograph of a field, which the contour pasture ridges have become vegetated. An UNIDENTIFIED town, possibly Ninnekah, is visible in the background. The back of the photograph proclaims, “Contour pasture ridges which have become well vegetated.”

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

Photograph of Kirkland Silt loam (316) soil profile. Washita River Conservation Survey, W-20.

Photograph of soil profile of Grant silt loam (#40). Washita River Conservation Survey, W-20.

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 cows grazing in Hairy Vetch that has been used as winter cover crop, soil builder, and later to be turned over as green manure.

Photograph of of an overfall in s small pasture gully showing how the water tends to cut in soil unprotected by vegetation. This pasture is coverd with a good sod and the water running off is clear, almost free of silt. An inch of rain fell in half an hour just prior to the taking of this picture.

Photograph of water falling over a large pond dam. An adequate spillway was not provided for this dam and excess water must flow over the crest. The dam is cutting and will eventually be ruined. This picture was taken in the rain immediately after an inch of water had fallen in one half hour.

Photograph of water running in a natural drainage in a well-sodded pasture. This was taken during a hard rain. The water in the grass is running clear showing very little, if any, silt is being carried by this water coming from a good sod. About an inch of rain fell in half an hour prior to the taking of this picture.

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

Photograph of a contour pasture ridge with water standing both above and below. This was taken in the rain. An inch of rain fall in half an hour just preceding the taking of the picture. Notice that all the water is being held on the pasture. OK-5493.

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 the eastern edge of Blackwell, Oklahoma showing parts of city, highway, and valuable wheat land flooded by overflow waers from the Chickaskis River.

Photograph of the Chikaskia River showing flooded river channel and flooded bottom land where the river broke out from one bend and rushed to the one below. Thousands of acres of wheat were destroyed by this comparatively small flood. OK-6554.

Photograph of eastern edge of Blackwell, OK showing part of the city, highway, and valuable wheat land flooded by overflow from the Chikaskia River. OK-6555.

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 an UNIDENTIFED farmer with horse drawn equipment mowing weeds between contour ridges for pasture improvement. The back of the photograph proclaims, "Farmer mowing weeds between contour ridges from pasture improvement. By controlling weeds, Bermuda grass will afford more pasture to the livestock."

Photograph of a "Large area of contour furrowed pasture. Furrows are built 1 ½ years ago."

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 "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 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 strait lane eroded by water emptying from terraces. A house or barn is in the background of photo. The back of the photograph proclaims, "Straight lane badly eroded by water emptying from terraces."

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 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."