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Confervites Mantiensis and associated coprolites; photomicrograph of cellular parts of Confervites Mantiensis Bradley: Tip of filament with large spherical cells and a wide sheath; enlarged 70 diameters. Specimen is originally from sec. 6, T. 18 S., R. 3 E. San Pete County, Utah. July 20, 1925. Portion is plate 33-A (2) in U.S. Geological Survey. Professional paper 154. 1929.
Categories: Image;
Types: Map Service,
OGC WFS Layer,
OGC WMS Layer,
OGC WMS Service;
Tags: Bradley, W.H. Collection,
Photographers,
Sanpete County, Utah,
photo print
Photomicrograph of a fine grained limy sandstone showing thick varves; the light bands are sandy and unusually thick, the dark bands consist largely of organic matter. Enlarged 37 diameters. Specimen from a bed in the upper part of the Green River formation at the junction of Parachute Creek and East Middle Fork of Parachute Creek in sec. 18, T. 5 S., R. 95 W., Garfield County, Colorado. 1927 Plate 12-A in U.S. Geological Survey. Professional paper 158. 1930.
Categories: Image;
Tags: Bradley, W.H. Collection,
Garfield County, Colorado,
Photographers,
photo print
West fork of Sheep Creek, showing scalloped crest line of Uinta range. Uinta county, Utah. 1905. Appears in plate 37b in U.S. Geological Survey. Professional paper 61. 1907. Appears in plate 37b in U.S. Geological Survey. Professional paper 185-I. 1936.
Categories: Image;
Types: Map Service,
OGC WFS Layer,
OGC WMS Layer,
OGC WMS Service;
Tags: Bradley, W.H. Collection,
Photographers,
Uintah County, Utah,
photo print
Microfossil of the oil shale of the Green River formation: Spores. Colorado or Utah. 1925. Plate 23, figure 8, U.S. Geological Survey. Professional paper 168. 1931.
Microfossil of the oil shale of the Green River formation: larva of syrphidae. Colorado or Utah. 1927. Plate 28, figure 4, U.S. Geological Survey. Professional paper 168. 1931.
Upper part of Evacuation Creek member in east wall of Evacuation Creek Canyon in sec. 8 T. 10 S., R. 25 E. Salt Lake meridian; shows numerous ellipsoidal cavities formed by the growth of bladed aggregates of an unknown salt while the beds were still plastic. Uintah County, Utah. September 6, 1925. Plate 5-A, U.S. Geological Survey. Professional paper 168. 1931.
Categories: Image;
Types: Map Service,
OGC WFS Layer,
OGC WMS Layer,
OGC WMS Service;
Tags: Bradley, W.H. Collection,
Photographers,
Uintah County, Utah,
photo print
View northward down Blacks Fork from the crest of a frontal moraine of the Blacks Fork Stage, showing in the middle distance a long low terminal moraine of the same stage. Uinta County, Utah, 1930. Plate 44-B, in U.S.Geological Survey Professional paper 185-I. 1936.
Categories: Image;
Types: Map Service,
OGC WFS Layer,
OGC WMS Layer,
OGC WMS Service;
Tags: Bradley, W.H. Collection,
Photographers,
Uintah County, Utah,
photo print
Microfossil of the oil shale of the Green River formation: Pollen similar to that of the Umbelliferae. Colorado or Utah. 1925. Plate 25, figure 1, U.S. Geological Survey. Professional paper 168. 1931.
Cedar Breaks National Monument, Utah. Strong color banding showing advantage of ortho (photographic) plates and a color filter. Bright spot in the foreground is strong sunlight and shows the effect of over-exposure on color render (on black and white film). July 17, 1925.
Categories: Image;
Types: Map Service,
OGC WFS Layer,
OGC WMS Layer,
OGC WMS Service;
Tags: Bradley, W.H. Collection,
Cedar Breaks National Monument,
National Parks,
Photographers,
photo print
Tuberculate of papillate exterior of the type Chlorellopsis colonata reef, each tubercle represents a single colony of algae. From the base of the Laney shale member of the Green River formation, NE 1/4 sec. 27, T 25 N., R. 103 W. Sweetwater County, Wyoming. 1923. Plate 36-B in U.S. Geological Survey. Professional paper 154. 1929.
Categories: Image;
Types: Map Service,
OGC WFS Layer,
OGC WMS Layer,
OGC WMS Service;
Tags: Bradley, W.H. Collection,
Photographers,
Sweetwater County, Wyoming,
photo print
Microfossil of the oil shale of the Green River formation: ascospore of Letoshareia sp.? enlarged 1130 times. Colorado or Utah. 1925. Plate 19, figure 2, U.S. Geological Survey. Professional paper 168. 1931.
Photomicrograph of a group of euhedral sanidine and orthoclase crystals isolated from oil shale. The grains are immersed in oil, which has a refractive index of 1.58; enlarged 80 diameters, from a bed in the western part of T. 6S, R. 95 W. Garfield County, Colorado. 1927. Plate 3-B in U.S. Geological Survey. Professional paper 158. 1930.
Categories: Image;
Tags: Bradley, W.H. Collection,
Garfield County, Colorado,
Photographers,
photo print
Southwest across the valley of Minnie Maud Creek; the remarkably flat bench is the top of the Horse Bench sandstone lentil. The inner canyon of Minnie Maud Creek is cut into the sandy deltaic facies of the Green River formation, and the principal oil-shale group is just below the rim of the inner canyon. The road in the foreground furnishes a scale: Near the boundary between Duchesne and Uintah Counties, Utah. September 9, 1925. Plate 9-B, U.S. Geological Survey. Professional paper 168. 1931.
Categories: Image;
Types: Map Service,
OGC WFS Layer,
OGC WMS Layer,
OGC WMS Service;
Tags: Bradley, W.H. Collection,
Duchesne County, Utah,
Photographers,
Uintah County, Utah,
photo print
Microfossil of the oil shale of the Green River formation: Spores. Colorado or Utah. 1925. Plate 23, figure 7, U.S. Geological Survey. Professional paper 168. 1931.
Microfossil of the oil shale of the Green River formation: Phacus sp. cf P. caudate Hubner. Colorado or Utah. 1925. Plate 19, figure 7, U.S. Geological Survey. Professional paper 168. 1931.
Mud cracked organic marlstone bed from Indian Canyon; small calcite pseudomorphs of a salt, probably glauberite, fill the cracks. Note the marked convexity of the polygon surfaces. Duchesne County, Utah. September 2, 1925. Plate 10-B, U.S. Geological Survey. Professional paper 168. 1931.
Categories: Image;
Types: Map Service,
OGC WFS Layer,
OGC WMS Layer,
OGC WMS Service;
Tags: Bradley, W.H. Collection,
Duchesne County, Utah,
Photographers,
photo print
Group of superimposed algae reefs in the upper part of the basal member of the Green River formation near the divide between west Douglas and East Salt Creeks. The man's feet are at the base of the lowest reef, which truncates the shaly sandstone beds below; his shoulders are level with a thin reef that has unusual pencillated structure. The thin dark colored bed at the top of the unit consists of algal pebbles some of which are shown Bradley photo 182. The group is bout 5.5 meters (18 feet) thick. Garfield County, Colorado. August 18, 1925. Plate 29-A in U.S. Geological Survey. Professional paper 154. 1929.
Categories: Image;
Tags: Bradley, W.H. Collection,
Garfield County, Colorado,
Photographers,
photo print
Coarse shale breccia in fairly rich oil shale from Piceance Creek: Rio Blanco County, Colorado.1925.
Coarse shale breccia in fairly rich oil shale from Piceance Creek: Rio Blanco County, Colorado. 1925. Plate 16-B, U.S. Geological Survey. Professional paper 168. 1931.
Categories: Image;
Types: Map Service,
OGC WFS Layer,
OGC WMS Layer,
OGC WMS Service;
Tags: Bradley, W.H. Collection,
Photographers,
Rio Blanco County, Colorado,
photo print
Microfossil of the oil shale of the Green River formation: Conidia and sporophores resembling Cladosporium. sp. Colorado or Utah. 1925. Plate 20, figure 6, U.S. Geological Survey. Professional paper 168. 1931.
Polished specimen of moderately rich oil shale; shows regularly space layers of calcite filled glauberite (?) cavities; natural size, from Green River, Sweetwater County, Wyoming. 1924. Plate 14-B in U.S. Geological Survey. Professional paper 158. 1930.
Categories: Image;
Tags: Bradley, W.H. Collection,
Photographers,
Sweetwater County, Wyoming,
photo print
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