Photograph of erosion along fence line after 8. 5 plus in. rain. This field will have waterway constructed and will be terraced under GPCP contract.

Photograph of flood damage to Walnut Creek. Alfalfa ruined by overflow and sedimentation.

Photograph of bridge across the Salt Fork River on highway south of Ponca City which is endangered due to the large amount of debris which piled up against it when the river was flooding.

Photograph of flood prevention dam. Failure of flood prevention dam no. 7. Soil washed away from outlet structure. Dam was completed March 1957. Failed May when water was approximately 0. 5 foot above crest of emergency spillway.

Photograph of gully control, with a contractor, A.J. McClain, sloping a gulley on the Colbert farm. OK-3827-9.

Photograph of charter member of the Board of Supervisors of the Valliant Soil Conservation District [SCD], William E. Clarkson. Mr. Clarkson pruned all the young pine on his ranch in the fall of 1959 and spring of 1960. It is estimated if all this pine were in one block it would be about 40 acres. Clarkson has shifted from row crops to cattle raising. His overall plan is to shift to tree farming. OK-969-9.

Photograph of the side view of a helicopter as pilot is taking off to spray brush. OK-863-4.

Photograph of grass. H. A. Halford, daughter Mrs. Adams, and son, Larry, looking at native grass mixture of little bluestem, sideoats, switchgrass and blue grama seeded in 1957. OK-1114-1.

Photograph of a fenced in farm pond with nearly completed dam. There is a pipe through the dam which will connect with the tank below for watering livestock. This pond drains 40 acres of grassland. OK-5744.

Photograph of erosion in a field from crest of hill down. Storm of May 25, 1959. OK-868-2.

Photograph of helicopter as pilot is taking off to spray brush.

Photograph of erosion along a fence line after 8.5 + inches of rain. This field will have a waterway constructed and will be terraced under GPCP contract. OK-866-2.

Photograph of gully control, with a contractor, A.J. McClain, sloping a gulley on the Colbert farm. OK-3827-13.

Photograph of erosion along fence line after 8. 5 plus in. rain. This field will have waterway constructed and will be terraced under GPCP contract.

Photograph of one of four bridges damaged on Whiteshield Creek. There are six bridges on this creek.

Photograph of Flood damage on Walnut Creek. Debris and damage along U. S. Highway 77.

Photograph of West approach to bridge on Sandstone lost in flood of May 25, 1959. 8. 5 plus inches of rain fell above this bridge on night of May 25 between hours of 8 and 4 o'clock.

Photograph of Simmons irrigation equipment on bank of Sandstone Creek. Alfalfa field in background was not flooded after 8. 5 inches of rain on night of May 25, 1959.

Photograph of the J. M. Anthis farm, which shows, "Cotton, oats and corn planted on the contour in strips in a gently sloping field without the use of level terraces."

Photograph of a strip of Sudan grass on the contour with intervening strips of cultivated cotton on either side. The back of the photograph proclaims, "A strip of Sudan grass on the contour with intervening strips of cultivated cotton on either side. In the Muskogee area, the field men are running a number of demonstrations such as this without the use of terraces."

Photograph of irrigaton on approximately 5 acres of steeper slopes contour borders were constructed. Reimer applies water from main supply ditch with siphon tubes to oats and vetch drilled in the borders. Oats and vetch will be baled for hay.

Photograph of irrigation supply ditch on east side of the field. Water is being applied to the land with siphon tubes. Crop growing is rye and vetch. The two floodwater detention dams furnishing water are in the upper left and right center of photo below skyline.

Photograph of three UNIDENTIFED farm tenants cultivating a field of cotton planted on the contour. The back of the photograph proclaims, "This picture shows tenants on this particular farm cultivating a whole field of cotton that is planted on the contour."

Photograph of a helicopter with a UNIDENTIFED pilot taking off to spray brush. The back of the photograph proclaims, "Side view of Helicopter as pilot is taking off to spray brush."