Photograph of eight UNIDENTIFED people watching 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. 35th through. Finished height of ridge has been al ost [sic] attained. Some dirt remains to be cut from channel and moved into ridge. This was accomplished and terrace completed in 24 rounds. Construction data: 4% slope; good soil condition; length 270 ft.; construction time 2 hrs. 10 min; effective height 15"; channel cross-sectional area 12 sq. ft."

Photograph of six UNIDENTIFIED people watching two UNIDENTIFED men on a tractor and plow making 1st through with drag 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. Lines marking upper and lower limits of ridge have been plowed out, and a strip 8' wide has been plowed, leaving an undisturbed strip 4' wide above the upper edge of the ridge area."

Photograph of eight UNIDENTIFIED people witnessing the construction of a channel type terrace. A UNIDENTIFED man is sitting on the tractor, while another UNIDENTIFED man stands in the middle of the terrace. The back of the photograph proclaims, "Building channel type terrace with plow, 5' Fresno and Farm Tractor. 2nd through with drag. Two trips with the drag are made across each part of the plowed area before it is re-plowed."

Photograph of two UNIDENTIFED men building channel type terrace with plow, 5' Fresno, and farm tractor. Two other UNIDENTIFIED people are standing in the left and left center of the photographs background. The back of the photograph proclaims, "Building channel type terrace with plow, 5' Fresno and Farm Tractor. 4th through with Fresno. The channel has been replowed and two drags have been made across 20" of the terrace, completing that portion."

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 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 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 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. 4th through. Completing second round in the same manner."

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. 7th through. Beginning the 4th round, the dirt is being thrown up to form the core of the ridge."

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. 11th through. During this 6th round, the dirt cut on the 5th round is moved up onto the ridge to add body."

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. 15th through. Pushing up the roll of dirt which was cut and moved over during the 7th round."

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. 19th through. Pushing up the dirt cut and moved during the 9th round."

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. 23d through. Moving a final roll of dirt into the side of the ridge. This completes the terrace in 12 rounds."

Photograph of Chief of Soil Conservation Service Dr. H.H. Bennett talks to crowd of 800 visitors on soil conservation and Youth Day at Clinton, Okla. In speakers stand are Lt. Governor, Dr. Bennett, Pres. Okla. A&M Col., Dr. H.H. Bennett, and Louis P. Merrill, Reg. Conservator for SCS and others.

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 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 an UNIDENTIFIED man kneeling and looking over contour ridges constructed with a long wing Kelly plow on July 16, 1941. The back of the photograph proclaims, "Contour ridges constructed July 16, 1941 in pasture with long wing Kelly plow."

Photograph of flood damage to agricultural land. Field was retired from cultivation and prepared for seeding and sodding to Bermuda and bur clover. Before operations were completed 4 1/2" of rain fall and runoff from this rain together with overflow water of Crowder Creek, tributary of Muddy Boggy River, caused heavy loss of topsoil frombare field.

Photograph of an UNIDENTIFED man on the Culbertson-Hansbro Ranch surrounded by a flock of sheep. The back of the photograph proclaims, "Portion of herd of sheep that graze on Bermuda pastures on Culbertson-Hansbro Ranch and help in weed control."

Photograph of “Water passing over farm pond spillway draining into incipient gullies at bottom of slope. Spillway will be shaped, gullies sloped, dam raised and dam and spillway sodded to Bermuda grass.”