Photograph of an UNIDENTIFIED man inspecting and watching a six-inch siphon starting to run, watering conservation irrigation system. The back of the photograph proclaims, “6 inch siphon starting to run, watering conservation irrigation system.”

Photograph of a UNIDENTIFED man standing next to a severely drought depleted pond on (Evel) Lancaster's land. The back of the photograph proclaims, "Part of the Lancaster pond. After four years of severe drouth [sic] Mr. Lancaster still has plenty of livestock and recreational water. This large pond 12 Ac. at spillway level, average depth 9 feet, is the principal water source for 150 head of cattle."

Photograph of an Edgerock range site in excellent condition near Porter Hill and Elgin. The back of the photograph proclaims, "Edgerock Range Site. Excellent Condition."

Photograph of "Four 6" siphons delivering water to a check. Each siphon delivers approximately 300 gallons a minute."

Photograph of "Four 6" siphons delivering 1200 gallons of water per minute to a field check."

Photograph of four 6" siphons furnishing water to check at rate of 1200 gallons of water per minute over the course of 12 minutes. The back of the photograph proclaims, "Check watering out in 12 minutes. Four 6" siphons furnishing water to check at rate of 1200 gallons of water per minute."

Photograph of erosion control project. Lateral roads were formerly unassessable due to huge gully across roadbed. Area has been resectioned and sloped, a drop inlet and two culverts constructed by WPA. Safer roadways and safer waterways result.

Photograph of roadside erosion control project. Fill has been made in road and drop inlet and old bridge and severe gully formerly filled the center area of this intersection. Lateral roadways were impassable before erosion control work was started.

Photograph of roadside erosion control project. Fill has been made in road and drop inlet and old bridge and severe gully formerly filled the center area of this intersection. Lateral roadways were impassable before erosion control work was started.

Photograph of gully control by fencing, sloping tree planting and protection from grazing in fall of 1937. Gully banks were sloped and trees planted. Trees have made some growth and other vegetation is becoming well established due to protection from grazing.

Photograph of erosion control project. Lateral roads were formerly unassessable due to huge gully across roadbed. Area has been resectioned and sloped, a drop inlet and two culverts constructed by WPA. Safer roadways and safer waterways result.

Photograph of Walnut trees approximately 25 years old, which have lived through very adverse conditions during the past few years. In small drainageway, but no provision for storing excess water.

Photograph of part of the Lancaster pond. After four years of severe drought Mr. Lancaster still has plenty of livestock and recreational water. This large pond 12 acres at spillway level, average depth 9 feet, is the principal water source for 150 head of cattle.

Photograph of Mr. Talmage Hardin using a sod-type drill (District-owned) seeding a small grain-vetch mixture on an old sod of Bermuda grass. OK-189-3.

Photograph of Mr. Talmage Hardin using a sod-type drill (District-owned) seeding a small grain-vetch mixture on an old sod of Bermuda grass. OK-189-3.

Photograph of Bermuda grass sprig sodded in March, 1955. Small grain hairy vetch mixture seeded with a sod-type drill, October, 1955. The cattle remained on the pasture. OK-189-2.

Photograph of grasses; range condition class: good. The Post Oak Site. Post oak cleared in years--controlled with goats. Density: 40%. Little bluestem, 30%. Sideoats, 25%. Dropseed, 10%. Buffalo, 10%. Paspalina, 3%. Annual needle, 12%. Hairy grama, 3%. Indian grass, 1%. Scribners panicum, 2%. Weeds, 2%. And others, 2%.TX-43-213.

Photograph of grasses; range condition class: poor. The Post Oak Sand Site. Density: 15%. Little bluestem, 5%.Annual needle, 30%. Perrenial Needles, 20%. Tumble grass, 10%. Stink grass, 5%. Annual dropseed, 5%. Weeds, 5%. And others, 5%. TX-43-215.

Photograph of grasses; range condition class: excellent. Density, 50%. Post Oak Site. Little Bluestem, 45%. Big Bluestem, 10%. Indian grass, 15%. Dropseed, 10%. Paspalina, 5%. Lovegrass, 5%. Hairy grama, 2%. Woody species, 1%. Weeds, 2%. Scribners panicum, 3%. And others, 2%. TX-43-212.

Photograph of C.E. Kingery, Range Conservationist and Arthur F. Halloran, Wildlife Management biologist enclosure at Gurley Gate, Big Game Pasture. OK-946-3.

Photograph of bird dogs at point on covey of birds in quail census of wildlife areas on Wm. Lafave farm.

Photograph of bird dogs at point on covey of birds in quail census of wildlife areas on Wm. Lafave farm.

Photograph of Edgerock Range Site in excellent condition.

Photograph of Edgerock Range site, in excellent condition.