Photograph of a cover crop of black-eyed peas. The back of the photograph proclaims, “blackeyed [sic] peas for a cover crop on land where alfalfa was grown in 1952. Cotton was grown in 1953-54. Class III land, 2% slope, Soil Unit 12. See photo No. Ok-92-10.”

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

Photograph of Cutting alfalfa with a swather. Swather mows and swaths in a single operation. Alfalfa was irrigated with sprinkllers and will make 60 bales per acre from this second cutting. Class I land, 1% slope. Soil unit 8 & 9. OK-92-5.

Photograph of a grassy range divided with a wire fence. Printed description on back: "Native range on a gypsum site in excellent condition. Sand Bluestem, Sideoats grama, catclaw, sensitive briar, wild alfalfa, antelope horn, hairy grama, celea, Blazing star, halls panicum, blue grama, buffalo bur and croton are present in this range."

Photograph of soil profiles for Parsons silt loam, Bates very fine sandy loam, and Adkins silty clay loam, arranged by Elmo Baumann.

Photograph of a root plow in operation in a mesquite thicket. Area sprayed previously, it appeared that most trees were dead but sprouted back. Present trees are from old sprouts. Plow cutting from 8 to 12 inches deep. The principle grass is buffalograss. OK-1407-7.

Photograph of a bulldozer with a special blade for brush control. Land had been bulldozed with a second growth elm predominant. The special blade was designed for mesquite control. Cat. D-7 owned by the Agricultural Contractor Harold Lester. The farm resides in Jefferson County. OK-1457-3.

Photograph of a close-up of mesquite roots showing a bud zone. Trees had been sprayed previously and appeared dead. Present trees sprouted from old roots. Roots were plowed up with a root plow. OK-1407-8.

Photograph of crop damage from floods. The complete loss of wheat crop (estimated at 40 bushels per acre) due to flood water from Stilwater Creek, June 21, 1956. Water was 6 feet deep at this location. OK-515-11.

Photograph of a bulldozer with a special blade for brush control. Land had been bulldozed with a second growth elm predominant. The special blade was designed for mesquite control. Cat. D-7 owned by the Agricultural Contractor Harold Lester. The farm res

Photograph of crop damage from floods. The complete loss of wheat crop (estimated at 40 bushels per acre) due to flood water from Stilwater Creek, June 21, 1956. Water was 6 feet deep at this location. OK-515-11.

Photograph of flood damage. Country highway bridge over Stillwater Creek is washed out by flood water on June 21, 1957. OK-515-10.

Photograph of mesquite trees that have been deadened by kerosene poured on the crowns.

Photograph of of a range land with sparse vegetation. Printed description on back: "Native grass range in poor condition due to overgrazing. The plants present in this range are Triodia, Three-awn, Blue Grama, Buffalo Bur, Sand Dropseed, Prickly pear, Yucca, ragweed and mesquite."

Photograph of the mangled wreckage of a highway bridge spanning over Stillwater Creek. This wash out was caused by floodwaters on June 21, 1957. The back of the photograph proclaims, "County highway bridge over Stillwater Creek was washed out by flood water on June 21, 1957."

Photograph of an UNIDENTIFED man in a bulldozer using a special blade to clear elm from land for brush and mosquito control. The back of the photograph proclaims, "Bulldozer with special blade for brush control. Land had been bulldozed-second growth elm predominant-special blade designed for mosquito control. Cat. D-7 owned by Agricultural Contractor Harold Lester. Farm in Jefferson County." *Note: the city of Courtney is listed on maps in Love County, not Jefferson County.

Photograph of a close up of mesquite roots showing the bud zone. Trees had been sprayed previously and appeared dead. Present trees sprouted from old roots. Roots were plowed up with a root plow.

Photograph of a root plow in action. Principal woody species green briar, dewberry, buck brush, green ash and small oak. Principal grasses: buffalo grass, tumblelove grass, tall dropseed, small amounts of switchgrass, sideoats grama and little bluestem. Plow cutting from 8 to 10 inches deep.

Photograph of a root plow in operation in mesquite thicket. Area sprayed previously, it appeared that most trees were dead but sprouted back. Present trees are from old sprouts. Plow cuts from 8 to 10 inches deep. Principal grass: buffalograss.

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 a root plow in action. Principal woody species include greenbriar, dewberry, buck brush, green ash and small oak. Principal grasses: buffalograss, tumblelove grass, tall dropseed, small amounts of switch grass, sideoats gama, and little blue stem. Plow cutting from 8 to 10 inches deep. OK-1407-5.

Photograph of a root plow in action. Principal woody species include greenbriar, dewberry, buck brush, green ash and small oak. Principal grasses: buffalograss, tumblelove grass, tall dropseed, small amounts of switch grass, sideoats gama, and little bluestem. Plow cutting from 8 to 10 inches deep. OK-1407-5.

Photograph of irrigated alfalfa. Cutting alfalfa with a swather. The swather mows and swaths in a single operation. Alfalfa was irrigated with sprinklers and will make 60 bales per acre from this second cutting. Class I land, 1% slope, Soil Unit 8 and 9. OK-92-5.

Photograph of rows of sweet clover on the Rose and Mizell Farm.