Photograph of Sam Gillispie's rundown farmstead 6 miles north and 1 mile east of Reydon, OK, in Roger Mills County. Photo by E. W. Jenkins, USDA Soil Conservation Service, April 17, 1941.

Photograph of D. W. Polk's rented house northwest of Roll, OK, in Roger Mills County. Photo by E. W. Jenkins, USDA Soil Conservation Service, April 16, 1941.

Photograph of a Yucca plant on hummock in "blow-out" hole of former cotton field. Wind erosion has been successfully controlled by strips of brush. Area was spot-sodded in January 1941 to sandhill blue stem and brush strips were placed in November 1940. OK-8153.

Photograph of a field day. Soil Conservation Service and Youth day. Two CCC enrolles (left) Joe Williams (right), James Tate, Asst. Leader, talk into microphone for a transcription for radio broadcast to questions of Mr. Lane Beatty, State Agricultural Statistician, Oklahoma State department of Agriculture. Recording was broadcast by radio over station WKY. Enrolles are from Clinton, OK, CCC Camp. Asked how they liked their work, both replied "I like it," and added that they were learning somethng that would benefit them in later life. OK-8312.

Photograph of a farmstead near Cheyenne, Oklahoma. The owner runs a small store in the rear of the house and farms 40 acres of his own land and leases 160 acres of adjoining land. 12 acres of the 40 acres tract is under cultivation. OK-8144.

Photograph of terrace maintennance. Showing terrace harrowed [i.e., as using a harrow plow] to simulate appearance after plowed out channel has been settled by rain. Notice the changed slope of the channel as indicated by the ropes. The cross-sectional area of the channel has been increased by 3.9 square feet. OK-8117-B.

Photograph of three UNIDENTIFIED men standing in a channel-type terrace built on 3% slope with TD-40 tractor and #2 Terracer, after the channel has been plowed out. The back of the photograph proclaims, "Terrace Maintenance. Showing channel-type terrace built on 3% slope with TD-40 tractor and #2 Terracer, after the channel has been plowed out. Note that plow used was a pasture furrowing type and left the soil in a very ridged condition. A turning plow would be much better for this purpose."

Photograph of three UNIDENTIFIED men undertaking both surveying and terrace maintenance. The back of the photograph proclaims, "Terrace maintenance. Showing terrace harrowed to simulate appearance after plowed-out channel has been settled by rain. Notice the changed slope of the channel as indicated by the ropes. The cross-sectional area of the channel has been increased 3.9 square feet."

Photograph of seven UNIDENTIFED people watching a eighth UNIDENTIFIED man build a channel type terrace with #2 Terracer and TD-40 Tractor. The back of the photograph proclaims, "Building channel type terrace with TD-40 Tractor and #2 Terracer. 5th through. The roll of dirt from the 3d through was moved into the ridge on the 4th through. In this 5th through the blade is set flat, cutting another 24" slice to same depth and moving dirt as far downhill as power will permit."

Photograph of an UNIDENTIFED man watching another UNIDENTIFIED man build a channel type terrace with #2 Terracer and TD-40 Tractor. The back of the photograph proclaims, "Building channel type terrace with TD-40 tractor and #2 terracer. 9th through. The roll of dirt from the 7th through has been moved into the ridge on the 8th through. Notice the shape of the ridge at this stage. On this 9th through the blade is backsloping with heel of blade set at previous 12"cutting depth and toe of blade about 5" below ground surface. "10th & 11th Through moves this last roll into the ridge and the terrace is comp[lete]."

Photograph of two UNIDENTIFED men using a 5' Texas Terracer and farm tractor to build a channel type terrace. The back of the photograph proclaims, "Building channel type terrace with 5' Texas terracer and farm tractor. 3d through. Beginning second round with blade set nearly flat, cutting and moving dirt downhill."

Photograph of an UNIDENTIFED man using a 5' Texas Terracer and farm tractor to build a channel type terrace. The back of the photograph proclaims, "Building channel type terrace with 5' Texas terracer and farm tractor. 15th through. Cutting and moving process has been continued until plowed channel line has been reached."

Photograph of two UNIDENTIFED men using #2 Terracer and TD-40 tractor to build a ridge type terrace. The back of the photograph proclaims, "Building ridge type terrace from both sides with TD-40 and #2 Terracer. 2nd through. Completing first round, throwing dirt to plowed center line of ridge."

Photograph of two or three UNIDENTIFED men using #2 Terracer and TD-40 tractor to build a ridge type terrace. The back of the photograph proclaims, "Building ridge type terrace from both sides with TD-40 and #2 Terracer. 5th through. Beginning third round. Note that during the first three rounds the blade is set nearly flat."

Photograph of two UNIDENTIFED men using #2 Terracer and TD-40 tractor to build a ridge type terrace. The back of the photograph proclaims, "Building ridge type terrace from both sides with TD-40 and #2 Terracer. 9th through. The blade is set nearly flat again during this round, cutting a fresh slice and throwing it over to the base of the ridge core."

Photograph of three UNIDENTIFED men using #2 Terracer and TD-40 tractor to build a ridge type terrace. The back of the photograph proclaims, "Building ridge type terrace from both sides with TD-40 and #2 Terracer. 17th through. Making another end-cut with the blade flat."

Photograph of one or two UNIDENTIFED men using #2 Terracer and TD-40 tractor to build a ridge type terrace. The back of the photograph proclaims, "Building ridge type terrace from both sides with TD-40 and #2 Terracer. 21st through. Moving the same roll of dirt again to get it to the top of the terrace ridge."

Photograph of three men standing in a completed ridge type terrace constructed with a #2 terracer and TD-40 tractor. The back of the photograph proclaims, "Building ridge type terrace from both sides with TD-40 and #2 Terracer. Completed terrace. Construction data: 3% slope; good soil condition (fine sandy loam); terrace length 360 feet; 12 rounds; time 1 hour, 10 minutes; effective height, 24 inches; channel cross-sectional area 25 square feet."

Photograph of seven UNIDENTIFIED people watching two UNIDENTIFED men on a tractor and plow making the first dump for the construction of a channel type terrace. The back of the photograph proclaims, "Building channel type terrace with plow, 5' Fresno and Farm Tractor. 1st through with drag. Making the first dump. Note that Fresno is loaded and dumped at right angles to the plowed strip and the axis of the terrace."

Photograph of three UNIDENTIFED men standing on a channel type terrace, plowed by a 5' Fresno and farm tractor. The back of the photograph proclaims, "Building channel type terrace with plow, 5' Fresno and Farm Tractor. 2nd round with the Fresno completed. Two drags have been made across each part of the plowed area. Notice the ridge, channel, and the unplowed strip just above the ridge."

Photograph of an UNIDENTIFED man standing in a completed Fresno terrace. The back of the photograph proclaims, "Building channel type terrace with plow, 5' Fresno and Farm Tractor. Completed Fresno terrace. Note the broad ridge with excellent body and back slope [sic], and the flat channel. The ridge has been well packed by the building operations. Construction data: 4% slope: good soil condition (fine sandy loam); length, 100 ft.; 2 plowings and 4 drag as with Fresno; time, 1 hour, 10 minutes; effective height 16"; channel cross-sectional area 15.8 square feet."

Photograph of one or two UNIDENTIFED men using #2 Terracer and TD-40 tractor to build a ridge type terrace. The back of the photograph proclaims, “Building ridge type terrace from both sides with TD-40 and #2 Terracer. 13th through. Grader is making another end-out with the blade set nearly flat.”

Photograph of two UNIDENTIFED people building channel type terrace with 5' Texas Terracer and farm tractor. Another two UNIDEFIED people are surveying the land with rope. The back of the photograph proclaims, "Building channel type terrace with 5' Texas Terracer and farm tractor. 21st through. Continuing the cutting and moving process. Not increasing depth of channel and height of ridge."

Photograph of nine UNIDENTIFED people watching a tenth UNIDENTIFIED man build a channel type terrace with #2 Terracer and TD-40 Tractor. The back of the photograph proclaims, "Building channel type terrace with TD-40 Tractor and #2 Terracer. 3d through. First through was made 6 ft. below staked channel line, cutting 12" deep with blade as flat as power would permit. On the second trip, the roll of dirt was moved as far downhill as possible to form the toe of the ridge. In this 3d through, blade is cutting slice 24" wide to same depth as previous cut and is set nearly flat."