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Union Pacific (UP) 3985
A 5 x 7 sepia print showing the Union Pacific 3985, 4-6-6-4 "Challenger", on a freight train near Speer, WY, 13 cars, 25 mph. [see also color print 2008.008.7109-7115]
Date:
March 25, 1981
Creator:
Kindig, Richard H.
Object Type:
Photograph
System:
The Gateway to Oklahoma History
Preliminary Reconnaissance for Uranium in the Green River Basin and the Rock Springs Uplift, Sweetwater and Fremont Counties, Wyoming
Abstract: Preliminary reconnaissance for uranium in the Green River Basin and the Rock Springs Uplift revealed anomalous radioactivity northwest of Oregon Buttes in the Tipton tongue of the Green River formation and in the Cathedral Bluffs tongue of the Wasatch formation, and in the Tipton tongue in Red Creek Basin.
Date:
March 25, 1954
Creator:
Winterhalder, E. C.
Object Type:
Report
System:
The UNT Digital Library