File:Man operating large machine, c. 1939-1959, by the Watertown Arsenal, from the Digital Commonwealth - commonwealth 2n49vk86f.jpg

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English: Man operating large machine, c. 1939-1959, by the Watertown Arsenal, from the Digital Commonwealth - commonwealth 2n49vk86f. (Actually, it appears that this is a cyclotron being built for Harvard University.)
Date between circa 1939 and circa 1959
date QS:P,+1950-00-00T00:00:00Z/7,P1319,+1939-00-00T00:00:00Z/9,P1326,+1959-00-00T00:00:00Z/9,P1480,Q5727902
Source Digital Commonwealth
Author Watertown Arsenal (United States Army)

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Public domain
This work is in the public domain in the United States because it is a work prepared by an officer or employee of the United States Government as part of that person’s official duties under the terms of Title 17, Chapter 1, Section 105 of the US Code. Note: This only applies to original works of the Federal Government and not to the work of any individual U.S. state, territory, commonwealth, county, municipality, or any other subdivision. This template also does not apply to postage stamp designs published by the United States Postal Service since 1978. (See § 313.6(C)(1) of Compendium of U.S. Copyright Office Practices). It also does not apply to certain US coins; see The US Mint Terms of Use.
This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights.

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current20:44, 4 March 2022Thumbnail for version as of 20:44, 4 March 20225,036 × 4,056 (16.13 MB)Daderot (talk | contribs)Uploaded a work by Watertown Arsenal (United States Army) from Digital Commonwealth with UploadWizard

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