Calkins, John U.
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- pdbooks.info ID: 150639
John U. Calkins Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
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| History of the 347th Machine Gun Battalion: Compiled From Official Records and the Personal Notes of Various Members of the Battalion | 1923 | Author | |  | |  | | 
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