Photograph of sand dune Near Waynoka, Oklahoma. Note encroachment o dune on pasture land.

Photograph of hand harvesting send bluestem (Andropogon hallii). OK-8894.

Photograph of Gordon Powers pours clean buffalo grass burs into a hammermill to prove his idea that this method is a quick, cheap and safe way to more seeedlings than ever before from a pouind of buffalo grass burs. Powers also designed and built the very successful dust collector shown on the hammermill. OK-8887.

Photograph of a scalper or screener built at Woodward Nursery and used to separate large trash from seed material. The machine is operated by a small concentric [motor or engine?] having a stroke of about 3 inches and is powered by a small, electric motor. Hand harvested switch grass material is being screened. OK-8893.

Photograph of a scalper or screener built at Woodward Nursery and used to separate large trash from seed material. The machine is operated by a small concentric [motor or engine?] having a stroke of about 3 inches and is powered by a small, electric motor. Hand harvested switch grass material i sbeing screened. OK-8893.

Photograph of grasses. Little Bluestem plants. From left to right: 1 year old grass, 2 year old grass and 3 year old grass. OK-8862.

Photograph of district supervisor Harry Stiers with some of his 23 head of shorthorn and Jersey cows on Bermuda Kobe lespedeza pasture. This old cultivated field was retired and sodded to Bermuda 3 years ago. Last year, after flat-breaking, discing and harrowing, it was overseeded to Kobe lespedeza. The diversion terraces near where Mr. Stiers is standing protects the cultivated land below. Stiers said he “need[ed] to farm between the gullies” before he retired the 28 of his 60 cultivated acres. OK-8825.

Photograph of cows munching improved pasture on the Lonnie E. Blair farm. Fine Jersey stock grazing on improved pasture that is mowed regularly for weed control. The Blairs, who have a herd of about 5 cows, are milking 34. OK-8836.

Photograph of District Supervisor Harry Stiers with some of his 25 head of shorthorn and Jersey cows on Bermuda Kobe lespedeza pasture. This old cultivated field was retired and sodded to Bermuda grass 3 years ago. Last year, after flat-breaking, discing and harrowing, it was overseeded to Kobe lespedeza. The diversion terrace near where Mr. Stiers is standing protects the cultivated land below. Stiers said he “used to farm between the gullies,” before he retired the 28 of his 60 cultivated acres. OK-8825.

Photograph of a registered Hereford bull from a herd of 100 cows that according to Joe Hatcher "grazed 140 acres of rye and sweetclover for 90 days and in the process gained in weight on an average f 2 lbs. a day per cow."

Photograph of grasses. Little bluestem plants to the right; 1 year old, 2 years old, 3 years old. OK-8862.

Photograph of a pasture gully in a natural draw. Runoff water has been eliminated from the channel by a two pond dams, one above and one below this area. Mr. Harold Atkins is a District Supervisor. OK-8850.

Photograph of From left to right: buffalo grass seed and trash as it comes from the combine harvester (etc.—text too blurred and faded to read). OK-8888 [?].

Photograph of the Observational Studies, Shinnery Oak Range. Four of the eight steers that have grazed (since May 23, 1944) the 40 acre pasture shown on OK-8732.

Photograph of Blue Grama. Plants, left to right: 1 year-old, 2 years-old and 3 years-old. OK-8[?]863.

Photograph of a small group of buffalo standing on a native grass range at the Wichita Mountains Wildlife Refuge. The back of the photograph proclaims, "Part of herd of Buffalo on range at Wichita Mountains Wildlife Refuge."

Photograph of two buffalo standing on a native grass range at the Wichita Mountains Wildlife Refuge. The back of the photograph proclaims, "Part of herd of Buffalo on range at Wichita Mountains Wildlife Refuge."

Photograph of a small group of buffalo standing on a native grass range at the Wichita Mountains Wildlife Refuge. The back of the photograph proclaims, "Part of herd of Buffalo on range at Wichita Mountains Wildlife Refuge."

Photograph of part of the Blair's sixty-five Jersey cows grazing on improved pasture. The back of the photograph proclaims, "Fine Jersey stock grazing on improved pasture that is mowed regularly for weed control. The Blair's, who have a herd of about 65 cows, are milking 34."

Photograph of part of the Blair's sixty-five Jersey cows grazing on improved pasture. The back of the photograph proclaims, "Milk cows grazing improved pasture that is regularly mowed for weed control. There are about 65 head of stock in the Blair herd, 34 are being milked."

Photograph of Donald E. Blair standing with part of the Blair's sixty-five Jersey cows grazing on improved pasture. The back of the photograph proclaims, "Herd of Jersey cows grazing on improved pasture that is regularly mowed for weed control. Donald E. Blair, son of owner, in photo. The Blair's have a herd of about 65 cows, 34 being milked at the present time."

Photograph of two buffalo standing on a native grass range at the Wichita Mountains Wildlife Refuge. The back of the photograph proclaims, "Part of herd of Buffalo on range at Wichita Mountains Wildlife Refuge."

Photograph of a small group of buffalo standing on a native grass range at the Wichita Mountains Wildlife Refuge. The back of the photograph proclaims, "Part of herd of Buffalo on range at Wichita Mountains Wildlife Refuge."

Photograph of a small group of buffalo standing on a native grass range at the Wichita Mountains Wildlife Refuge. The back of the photograph proclaims, "Part of herd of Buffalo on range at Wichita Mountains Wildlife Refuge."