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A page out of a Manhattan Project scientist's notebook, noting the world's first controlled, self-sustaining nuclear chain reaction, achieved on 2 Dec 1942

Caption     A page out of a Manhattan Project scientist's notebook, noting the world's first controlled, self-sustaining nuclear chain reaction, achieved on 2 Dec 1942 ww2dbase
Photographer    Unknown
Source    ww2dbaseUnited States National Archives
More on...   
Operation Trinity and Manhattan Project   Main article  Photos  
Photo Size 500 x 319 pixels
Added By C. Peter Chen
Licensing  Public Domain. According to the US National Archives, as of 21 Jul 2010:
The vast majority of the digital images in the Archival Research Catalog (ARC) are in the public domain. Therefore, no written permission is required to use them. We would appreciate your crediting the National Archives and Records Administration as the original source. For the few images that remain copyrighted, please read the instructions noted in the "Access Restrictions" field of each ARC record.... In general, all government records are in the public domain and may be freely used.... Additionally, according to the United States copyright law (United States Code, Title 17, Chapter 1, Section 105), in part, "[c]opyright protection under this title is not available for any work of the United States Government".

Please contact us regarding any inaccuracies with the above information. Thank you.



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