Photograph of E. E. Harrison's cattle grasing.

Photograph of poultry farming. Shown in the picture are Howard Rutledge and Clyde Brown reviewing a flock of laying hens. Brown says he is using the manure from the hens for soil improvement on the farm as it works very well with vetch and rye. OK-283-9.

Photograph of a bridge, over the Canadian River, is now 18 inches from the water, which is only about a foot deep but formerly 16 feet above the water level. Acc. To William Dolezal, supervisor of the eat Canadian Soil Conservation District, the water deep enough to dive into from the bridge 25 years earlier. Silt from upstream farms has clogged the channel. OK-9003.

Photograph of Leon J. Sisk, Field Secretary, Georgia Soil and Water Conservation Committee, speaks at the National Watershed Congress, 1966, Oklahoma City, OK. TRC-99-6.

Photograph of James B. Craig, American Forestry Association, Washington DC (left) presents Watershed Man of the Year plaque to Elmer L. Smith, Catepillar Tractor Company, Peoria, Illinois. National Watershed Congress, 1966, Oklahoma City, OK. TRC-99-16.

Photograph of Watershed Congress, 1966, Oklahoma City, OK. Hollir R. Williams, Soil Conservation Service (SCS) Deputy Administrator for Watersheds, addresses banquet meeting of the National Watershed Congress, 1966, Oklahoma City, OK. TRC-99-1.

Photograph of Gordon Zimmerman, Executive Secretary, NACD, Washington, presides at the meeting of National Watershed Congress, 1966, Oklahoma City, OK. TRC-99-4.

Photograph of Watershed Congress, 1966, Oklahoma City, OK. Registrants at the Congress with Oklahoma Governor Henry Bellmon second from right. TRC-100-12.

Photograph of Watershed Congress, 1966, Oklahoma City, OK. Wayne Liles, farm Editor, KWTV (Channel 9), Oklahoma City, left, and Oklahoma City, left, and Oklahoma Senator, Fred Harris. TRC-100-1.

Photograph of Watershed Congress, 1966, Oklahoma City, OK. Left: Oklahoma's Governor Henry Bellmon and Marvin G. Emerson, Director, Oklahoma State Soil Conservation Board before the Board's watershed display. TRC-100-9.

Photograph of Watershed Congress, 1966, Oklahoma City, OK. Left: Oklahoma's Governor Henry Bellmon and Marvin G. Emerson, Director, Oklahoma State Soil Conservation Board before the Board's watershed display. TRC-100-8.

Photograph of Leo P. Harvey, Pleasant Grove, Utah, receives the National Watershed of the Year plaque for American Fork-Dry Creek Waershed. James B. Craig, of the American Forestry Association, Washington DC, makes the presentation. National Watershed Congress, 1966, Oklahoma City, OK. TRC-99-7.

Photograph of the Watershed Congress, 1966, Oklahoma City, OK. Registrants at Congress with Oklahoma Governor, Henry Bellmon, at right. TRC-100-11.

Photograph of Watershed Congress, 1966, Oklahoma City, OK. Dave Stewart of the National Association of Conservation Districts (NACD) at the registration desk. TRC-100-3.

Photograph of Watershed Congress, 1966, Oklahoma City, OK. Russell Pierson, Farm Editor, WKY-TV [then channel 4] and radio, Oklahoma City, left, and Senator Fred Harris of Oklahoma. TRC-100-2.

Photograph of Watershed Congress, 1966, Oklahoma City, OK. Registrants at the Congress with Oklahoma Governor Henry Bellmon at right. TRC-100-10.

Photograph of Watershed Congress, 1966, Oklahoma City, OK. Duncan's watershed display. TRC-100-7.

Photograph of National Watershed Congress. A singing group entertains the National Watershed Congress, 1966, at Oklahoma City, OK. TRC-99-12.

Photograph of Gordon K. Zimmerman, right, introduces Mr. Mrs. Marvin C. Emerson at a banquet meeting of the National Watershed Congress, 1966, Oklahoma City, OK. TRC-99-5.

Photograph of Henry P. Caufiled Jr., Executive Director, federal Water Resources Council, Washington DC, speaks to the National Watershed Congress, 1966, Oklahoma City. TRC 99-2.

Photograph of Howard Rutledge and Clyde Brown reviewing and examining a flock of laying hens. The photograph does not indicate the left to right order of Howard Rutledge and Clyde Brown. The back of the photograph proclaims, "Shown in picture is Howard Rutledge, and Clyde Brown reviewing flock of laying hens. Brown says he is using the manure from the hens as soil improvement on the farm and sure works nice with vetch and rye."

Photograph of a UNIDENTIFED man on a tractor plowing down oats, Austrian peas, and vetch as part of a conservation crop rotation with wheat on a 30-acre field. The back of the photograph proclaims, "Plowing down oats, Austrian peas, and vetch in a conservation crop rotation with wheat – 30 acres."

Photograph of Howard Rutledge and Clyde Brown reviewing and examining a flock of laying hens. The photograph does not indicate the left to right order of Howard Rutledge and Clyde Brown. The back of the photograph proclaims, "Shown in picture is Howard Rutledge, and Clyde Brown reviewing flock of laying hens. Brown says he is using the manure from the hens as soil improvement on the farm and sure works nice with vetch and rye."

Photograph of Armin Groeneman and K. C. Bennett standing in a field of wheat on the Groeneman farm. The back of the photograph proclaims, Picture shows Armin Groeneman, district cooperator, and WUC, K. C. Bennett, in field of wheat on the Groeneman farm where sweet clover is used in crop rotation. Wheat is fertilized with 125 pounds of 5-20-20 and 100 pounds of 0-20-0 per acre. Groeneman is a firm believer in the value of sweet clover as a soil builder." The photograph fails to distinguish the position of Armin Groeneman and K. C. Bennett."