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Main Project Reach, showing Latin Square position of painted rock groups in the sandy channel. Santa Fe County, New Mexico. Circa 1960. Published in U. S. Geological Survey Professional Paper 352-G, Figure 152-A. 1966.
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Panorama with image 9b. Retake of Dutton 22, Pyramid Rock (ratio 1:3.6) east of Gallup New Mexico. Apparently camera was a few feet closer to rock face on the left than Dutton's. Some blue grama; big bush in foreground Atriplex con, 10 percent galleta, thistle growing base of Atriplex con. McKinley County, New Mexico. August 16, 1946.
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First-order tributary in basin of Arroyo Caliente. This photo and image 074 show the most headward extensions on the smallest tributary rills in the area. Person at left for scale. Santa Fe County, New Mexico. Circa 1955. Published in U. S. Geological Survey Professional Paper 282-A, Figure 14. 1956.
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Valley near Devils Tower, Wyoming, just east of the Tower. Crook County, Wyoming. July 1950.
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Darton image 884 taken in 1901. Compare with Leopold image 022. Near Navajo church, two miles northeast of Fort Wingate, New Mexico, looking north 20 degrees east. In 1946, the formerly open spaces show an encroachment by sage. Grass between sage brushes of low density, 2-10 percent, and consisted of ring muhly (mulenbergia porteri), with lesser amounta of Aristida Fendleriana, Sporobolus airoides, Hilaria jamesii. Sage in foreground obscures gullies 3-4 feet deep. Sage heavily grazed, some bushes nearly dead. Compare with Darton image 884 taken in 1901. Open spaces in 1901 covered with thin stand of blue grama grass; foothill slopes covered with sage (Artemisia tridentata) and scattered juniper trees. McKinley...
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Congeliturbate site on road cut at west abutment of Arvada Bridge across Powder River, Wyoming. (Refer to page 133 in L. B. Leopold notes). Sheridan County, Wyoming. July 1950.
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Channel of Arroyo Caliente, a small tributary to Arroyo de los Frijoles near Santa Fe. The channel shown is typical of a fifth-order stream in the area studied. Young person at right for scale. Santa Fe County, New Mexico. Circa 1955. Published in U. S. Geological Survey Professional Paper 282-A, Figure 2. 1956.
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Frost wedge and congeliturbate on west end of Arvada Bridge, Powder River, Wyoming, at road cut. Sheridan County, Wyoming. July 1950.
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Retake of F. C. Schrader image 1253 (ratio 1:2.4). Looking south from point near top of gravel berm about half mile north of San Luis, New Mexico. Sandoval County, New Mexico. August 15, 1946.
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Congeliturbate site on road cut at west abutment of Arvada Bridge across Powder River, Wyoming. (Refer to page 133 in L. B. Leopold notes). Sheridan County, Wyoming. July 1950.
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Retake of Dutton 19, Navajo church (ratio 1:3.0). Foreground vegetation Russian thistle, with very short chumps of snakeweed, many dead chumps of snakeweed indicating former large size. No grasses, either annual or perennial. Large chumps in foreground are dead Russian thistle. McKinley County, New Mexico. August 16, 1946.
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Retake of Darton 884, Navajo church (ratio 1:6). Artemisia tridenta in foreground, nearly dead from over browsing ring muhly (density 2-10 percent), some galleta, blacksage, also aristida fendleriana and chrysothamnus grunii, and stumps 10 inches in diameter. McKinley County, New Mexico. August 16, 1946.
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Congeliturbate site on road cut at west abutment of Arvada Bridge across Powder River, Wyoming. 1950.
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Area on right bank of Bighorn River 100 yards above Hardin Bridge, Montana, seen as cross-section in river wall, from across Bighorn River at end of bridge. Bighorn County, Montana. July 1950.
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Passage of a small bore in the rising stage of an ephemeral flow in an arroyo channel, Rio Puerco, a tributary to the Rio Grande. Location is 8 miles north of Puerco Station. D, Time 1:15 p.m. View across channel parallel to bore face. Note the slope of water surface as shown by shadow of vertical bank. Photo by Soil Conservation Service. New Mexico. September 19, 1941. Published in U. S. Geological Survey Professional Paper 282-A, Figure 4-D. 1956.
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Congeliturbate site on road cut at west abutment of Arvada Bridge across Powder River, Wyoming. (Refer to page 133 in L. B. Leopold notes). Sheridan County, Wyoming. July 1950.
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Bed of flume-river after one and one-third hours of flow with no load being introduced, run 29, 4:50 p.m. Measure at left for scale. California Institute of Technology, Pasadena. Los Angeles County, California. April 6, 1954. Published in U. S. Geological Survey Professional Paper 282-B, Figure 54. 1957.
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Powder River, Wyoming. Looking upstream from place near Arvada Bridge. Sheridan County, Wyoming. July 1950.
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First-order tributary in basin of Arroyo Caliente. This photo and image 073 show the most headward extensions on the smallest tributary rills in the area. Santa Fe County, New Mexico. Circa 1955. Published in U. S. Geological Survey Professional Paper 282-A, Figure 14. 1956.
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Darton image 874 taken in 1901. Compare with Leopold image 016, Puerco River at Hogback, two miles east of Gallup, New Mexico, showing progress of erosion of channel. McKinley County, New Mexico. August 1946.