Photograph of roots of a cotton plant being turned by a plow pan [i.e., a subsurface horizon or soil layer having a high bulk density and a lower total porosity than the soil directly above or below it as a result of pressure applied by normal tillage operations]. OK-125-6.

Photograph of roots of cotton plant being turned by plow pan.

Photograph of running indiltration test after leveling for border irrigation. Farm planning Soil unit 4h-RP-A-1, present indiltration rate as measured by the infiltrometer - .2 inches per hour.

Photograph of Weeping Lovegrass meadow strip, terrace system and contour farming.

Photograph of a completed stock pond road fill project on I. C. Ingram's land in Caddo county. The back of the photograph proclaims, "Completed stock pond road fill project. 385 acres drainage area. This was a cooperative project between Ingram, Caddo Co. Commissioners, SCS and ACP. Pond area has been fenced and earthen fill sodded to grass. Ingram has 400 acres in Caddo Co. and all is under basic plan with North Caddo SCD. He started work in 1945 and has been applying soil conservation practices each year."

Photograph of a completed stock pond – road fill project. 385 acres drainage area. This was a cooperative project between I.C. Ingram, Caddo County Commissioners, the Soil Conservation Service [SCS] and the Agricultural Conservation Program [ACP]. Ingram needed stock water and received assistance from ACP for that purpose. Caddo County Commissioners furnished extra yardage needed to make it suitable for a raod fill. Ingram has 400 acres in Caddo County and all of it is under a basic plan with the North Caddo Soil Conservation District [SCD]. He started work in 1945 and has been applying soil conservation practices each year. OK-891-3.

Photograph of Minco series soil profile/soil survey from Caddo County. A measuring stick is on the left side of the photo. The back of the photograph proclaims, "Soil profile of Minco series."

Photograph of Stubble Mulching. Melva Rose Kimble (4-H) and her brother, Woody, (FFA--Future Farmers of America), get tips from Guy Schroder in preparation for Stubble Mulch Jamboree at Enid, OK, August 15 - 16, 1961. The sweep machine, a necessary type of equipment for stubble mulch tillage, is manufactured at the LeRoy Kimble Machine Shop in Hydro, OK. OK-1384-9.

Photograph of Melva Rose Kimble (4-H) and her brother, Woody, (FFA), get tips from Guy Schroder in preparation for Stubble Mulch Jamboree at Enid, Oklahoma, August 15-16, 1961. The sweep machine, a necessary type of equipment for stubble mulch tillage, is manufactured at the LeRoy Kimble Machine Shop in Hydro, Oklahoma.

Photograph of county road with severe erosion feeding sediment into canyon. This road ws open to traffic in 1967. Treatment includes diversion of water and use of pipe drop structure. Should County Commissioners agree to close road it will be planted in black locust trees.

Photograph of a field of irrigated cotton being watered. The back of the photograph proclaims, "Irrigated cotton. Stop made on field tour near Fort Cobb, Okla."

Photograph of Mr. (Ralph) Elliot and his son standing in 15 acres of sand lovegrass seeded on March 29, 1947. People shown in photo go as followed from left to right: 1. UNIDENTIFED Son of Mr. Elliot, 2. Mr. (Ralph) Elliot. The back of the photograph proclaims, "15 acres if sand lovegrass seeded March 29, 1947 – 1 lb. per acre. Seedbed prepared by disking. Mr. Elliot and son in photo. This was first stop on field tour near Apache, Okla."

Photograph of an "Edgerock range site" 10 miles west of Apache, Oklahoma.

Photograph of Eufaula fine sand, rolling profile taken 3 miles north Cement on Section Corner in Caddo County. A measuring stick is on the right side of the photo. The back of the photograph proclaims, "Eufaula fine sand, rolling. Notice the bands below 5 feet."

Photograph of Shellabarger fine sandy loam eight miles SW of Anadarko, on A. C. Truex Farm. A measuring stick is on the left side of the photo. The back of the photograph proclaims, “Shellabarger Fine Sandy Loam.”

Photograph of Cyril Fine Sandy Loam ½ mile south of George Ruzicka's house. A measuring stick is on the left side of the photo. The back of the photograph proclaims, "Cyril fine sandy loam."

Photograph of Darnell fine sandy loam taken 3/4 mile east of Jack Bibb's house. A measuring stick is on the left side of the photo. The back of the photograph proclaims, "Darnell fine sandy loam."

Photograph of an outlet channel constructed with a plow in the fall of 1948 (1000 feet long x 20 feet wide) seeded to 50 pounds of intermediate wheat grass. Fertilized with 200 pounds of 5-10-5 fertilizer at the time of seding. OK-9898-B.

Photograph of Sugar Creek bottom showing silt deposit after 4 to 6" rain that fell in 30 to 45 minutes on evening of 6/25/1961.

Photograph of bridge approach out below proposed site 12, west of Carl Lindley's home. 4 to 6" rain fell on evening of 6/25/1961

Photograph of silt and debris deposits on Sugar Creek flood plain after 4 to 6 inches of rain falling in 30 to 45 minutes. Bridge located north of Alfred Dorsey's home and crosses Sugar Creek.

Photograph of a meeting in the Hinton office owned by the South Caddo District. People shown in photo go as followed from left to right: 1. G. C. Gardner, 2. H. H. Bennett, 3. Louis P. Marrill, 4. Harry Chambers, 5. Brodie Wilson, 6. E. H. Melencamp. The back of the photograph proclaims, "Left to right, in the Hinton office owned by the South Caddo District, are G. C. Gardner, Anadarko, district conservationist; H. H. Bennett of Washington, chief; Louis P. Marrill of Fort Worth, regional conservator; Harry Chambers of Oklahoma City, state conservationist; Brodie Wilson of Hinton, work unit conservationist, all of the Soil Conservation Service; & E. H. Melencamp of Anadarko, supervisor of the South Caddo Soil Conservation District."

Photograph of waershed structure showing wave action damage. Button bush has been planted on the front slope. OK-4238-6.

Photograph, Upper Washita watershed, watershed structure that has been overgrazed. OK-4238-4.