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External Environmental Radiation Measurements in the United States (open access)

External Environmental Radiation Measurements in the United States

Report regarding ion chamber measurements made of the external environmental radiation in various location in the United States during the summer of 1957.
Date: March 11, 1958
Creator: Solon, Leonard R.; Lowder, Wayne M.; Zila, Albert; LeVine, H. D.; Blatz, Hanson & Eisenbud, Merril
Object Type: Report
System: The UNT Digital Library
[Letter from I. H. Kempner to Stanley Marcus, March 11, 1948] (open access)

[Letter from I. H. Kempner to Stanley Marcus, March 11, 1948]

Letter from I. H. Kempner to Stanley Marcus informing Marcus that Kempner cannot accept his invitation to join the Southwestern Regional Committee due to Kempner's roles in several other organizations.
Date: March 11, 1948
Creator: Kempner, Isaac H. (Isaac Herbert), 1873-1967
Object Type: Letter
System: The Portal to Texas History

Union Pacific (UP) 9000

A photograph postcard showing the Union Pacific (UP) 9000, 4-12-2, with Rocky Mountain Railroad Club excursion in Denver, CO (later to be donated to Southern California Chapter of R&LHS, Pomona, CA.
Date: March 11, 1956
Creator: Kindig, Richard H.
Object Type: Postcard
System: The Gateway to Oklahoma History