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TitleCollection Number And NamePhoto Number
26 Surface of Kolob Terrace showing sharp drop to heads of deep canyons. Lava in foreground, Washington County, UT. 1939P0013 Herbert E. Gregory Photograph CollectionP0013n11_057_2619
27 Shnabkaib member of the Moenkopi formation upturned in a fold which involves upper red beds (right), Coal Canyon. Iron County, UT. 1940P0013 Herbert E. Gregory Photograph CollectionP0013n11_135_2728
28 Shnabkaib member of the Moenkopi formation upturned in a fold which involves upper red beds (right), Coal Canyon. Iron County, UT. 1940P0013 Herbert E. Gregory Photograph CollectionP0013n11_136_2729
29 Winsor formation, two miles northeast of Horseranch Point, Zion National Monument. Iron County, UT, 1940P0013 Herbert E. Gregory Photograph CollectionP0013n11_137_2730
30 General view of eroded Pink Cliffs (Wasatch formation) near Cedar Breaks, Iron County, UTP0013 Herbert E. Gregory Photograph CollectionP0013n11_151_2757
31 Panorama of Ashdown Canyon, 600-1800 feet deep, 20-150 feet wide out in Straight Cliffs sandstone. Iron County, UT, 1941P0013 Herbert E. Gregory Photograph CollectionP0013n11_152_2759
32 Panorama of Ashdown Canyon, 600-1800 feet deep, 20-150 feet wide out in Straight Cliffs sandstone. Iron County, UT, 1941P0013 Herbert E. Gregory Photograph CollectionP0013n11_152_2760
33 Straight Cliffs sandstone (Cretaceous) Wall of Ashdown Canyon, Iron County, UT. 1941P0013 Herbert E. Gregory Photograph CollectionP0013n11_152_2761
34 Natural bridge near top of wall of Ashdown Canyon, Iron County, UT, 1941P0013 Herbert E. Gregory Photograph CollectionP0013n11_153_2762
35 Top of Brian Head (11,280 feet) showing fracture of rhyolite by frost. Iron County, UT. 1941P0013 Herbert E. Gregory Photograph CollectionP0013n11_154_2763
36 Top of ridge near head of Lauder Valley showing frost work and vegetation on Markagunt Plateau at altitudes between 10,000 and 11,000 feet. Iron County, UT, 1941P0013 Herbert E. Gregory Photograph CollectionP0013n11_154_2764
37 Volcanic Conglomerate at the base of a succession of lavas on the cliff face of Brian Head. Iron County, UT. 1941P0013 Herbert E. Gregory Photograph CollectionP0013n11_155_2765
38 Kaiparowits formation, head of Deep Creek, Iron County, UT. 1941P0013 Herbert E. Gregory Photograph CollectionP0013n11_155_2766
39 Kaiparowits formation near southwest corner of Cedar Breaks National Monument. Iron County, UT. 1941P0013 Herbert E. Gregory Photograph CollectionP0013n11_156_2767
40 Kaiparowits formation on Cedar City, Cedar Breaks road above Wood's Ranch. Iron County, UT. 1941P0013 Herbert E. Gregory Photograph CollectionP0013n11_156_2768
41 Glacial till, Castle Creek below Sidney Valley. Top of Markagunt Plateau. Iron County, UT. 1941P0013 Herbert E. Gregory Photograph CollectionP0013n11_157_2769
42 Sidney Valley. Ponds and mounds produced by glaciation. Iron CountyP0013 Herbert E. Gregory Photograph CollectionP0013n11_157_2770
43 Sidney Valley. Ponds and mounds produced by glaciation. Iron CountyP0013 Herbert E. Gregory Photograph CollectionP0013n11_158_2771
44 Talus of blocks from basalt sheet. Square Mountain. Iron County, UT. 1941P0013 Herbert E. Gregory Photograph CollectionP0013n11_158_2772
45 Mouth of Camp Creek. Resistant limestones of lowest Triassic make walls. Iron County, UT. 1941P0013 Herbert E. Gregory Photograph CollectionP0013n11_159_2773
46 Contact of Triassic and Permian (beds in wall wrinkled at base). Cherty limestone lower left. Camp Creek. Iron County, UT. 1941P0013 Herbert E. Gregory Photograph CollectionP0013n11_159_2774
47 Surface of Kolob Terrace looking southeast near Pryor Knoll, Iron County, UT. 1941P0013 Herbert E. Gregory Photograph CollectionP0013n11_160_2776
48 Same as 2776. Looking northeast to edge of Markagunt PlateauP0013 Herbert E. Gregory Photograph CollectionP0013n11_161_2777
49 Same as 2776. Looking north across Coal Creek Canyon. Sugar Loaf on middle skylineP0013 Herbert E. Gregory Photograph CollectionP0013n11_161_2778
50 Kaiparowits formation Cretaceous. Conglomerate (pinnacles) in contact with bedded arkosie sandstone. Parowan Canyon. Iron CoP0013 Herbert E. Gregory Photograph CollectionP0013n11_162_2779
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