Filters: Tags: Nenana district, Yukon region, Alaska (X) > partyWithName: Wahrhaftig, Clyde (X)
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Album caption and index card: Aerial view, looking west, of the Teklanika and Sanctuary Rivers, showing superposed northward-flowing streams crossing eastward-trending structurally controlled ridges and valleys. Mount Wright is in the center of the photograph. Nenana district, Yukon region, Alaska. 1941. (Photo by the U.S. Army Air Corps). Published as Figure 4 in U.S. Geological Survey. Professional Paper 293. 1958.
Album caption and index card: Outwash of the Carlo readvance resting on till of the Riley Creek glaciation on the east bank of the Nenana River one mile above the mouth of the Yanert Fork. Nenana district, Yukon region, Alaska. September 2, 1951. Published as Figure 27 in U.S. Geological Survey. Professional Paper 293. 1958.
Album caption and index card: North bank of the railroad cut in the terminal moraine of the Riley Creek glaciation. The man in the photograph is 5 feet 7 inches tall. Nenana district, Yukon region, Alaska. July 25, 1948. Published as Figure 19 in U.S. Geological Survey. Professional Paper 293. 1958.
Album caption and index card: Steeply dipping foreset beds of the delta built by Sheep Creek into glacial Lake Moody overlain by outwash gravel of the Riley Creek glaciation. The vertical bluff above the sharp break in slope is formed of alluvium resting on outwash gravel. 11:00 a.m. Nenana district, Yukon region, Alaska. July 14, 1948. Published as Figure 12 in U.S. Geological Survey. Professional Paper 293. 1958.
Album caption and index card: Recent fault scarp in alluvium and terrace gravel along the fault crossing the Alaska Railroad near Windy. Looking southwest across Little Windy Creek. Note sag ponds. Nenana district, Yukon region, Alaska. September 26, 1948. Published as Figure 29 in U.S. Geological Survey. Professional Paper 293. 1958.
Album caption and index card: Erratic of the Browne glaciation at mile 383 on the Alaska Railroad. This boulder has rolled or slid to the level of the railroad track from the terrace 400 feet above. The granite is sufficiently fresh to require blasting to make the railroad cut. John W. James, the man standing on the boulder, is 5 feet 7 inches tall. 10:30 a.m. Fairbanks A-5 quadrangle, Nenana district, Yukon region, Alaska. September 8, 1942. Published as Figure 6 in U.S. Geological Survey. Professional Paper 293. 1958.
Album caption and index card: View southwestward from mountain north of Garner, showing open joints behind schist block at Garner landslide at mile 356.2 on the Alaska Railroad. Also shows the two-story canyon of the Nenana River. The broad floor of the outer gorge, to the right, is underlain by alluvium and lake-deposited clay. The gorge to the left was cut after the Healy glaciation by the superposed Nenana River. The terrace gravel on the west wall of the inner gorge is Riley Creek outwash. Nenana district, Yukon region, Alaska. July 18, 1948. Published as Figures 10 and 53 in U.S. Geological Survey. Professional Paper 293. 1958.
Album caption and index card: Truncated alluvial cones on the east side of the Nenana River opposite mile 351 on the Alaska Railroad. 9:15 a.m. Nenana district, Yukon region, Alaska. August 2, 1948. Published as Figure 25 in U.S. Geological Survey. Professional Paper 293. 1958.
Terraces on the east bank of the Nenana River at Ferry. Nenana district, Yukon region, Alaska. 1948.
Album caption and index card: Terraces on the east bank of the Nenana River at Ferry. The lower part of the bluff is sandstone of the Nenana gravel, overlain by outwash gravel of the Riley Creek glaciation (upper terrace) and Carlo readvance (lower terrace). The terraces are mantled with a layer of interbedded peat and wind-blown silt. Note that the thick layer of Carlo outwash gravel on the lower terraces ends aburptly at the base of the higher terrace and that the peat layers in the silt of the upper terrace continue unbroken down the terrace front to the low terrace. 4:30 p.m. Nenana district, Yukon region, Alaska. September 3, 1948. Published as Figure 23 in U.S. Geological Survey. Professional Paper 293. 1958.
Album caption and index card: Alluvium and outwash of the Carlo readvance deformed and offset by post-Carlo faulting on the east bank of the Nenana River opposite McKinley Park Station. Birch Creek schist to the left of the fault. 6:45 p.m. Nenana district, Yukon region, Alaska. August 3, 1948. (Photo by J.W. James). Published as Figure 28 in U.S. Geological Survey. Professional Paper 293. 1958.
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