Calkins, Gary N. (Gary Nathan), 1869–
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- Open Library: OL1096843A
- pdbooks.info ID: 37181
Gary N. (Gary Nathan) Calkins Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
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| The biology of the Protozoa | 1926 | Author | |  | |  | | 
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| The biology of the protozoa | 1933 | Author | | | | | |   
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| Biology | 2d ed., rev. and enl. | 1917 | Author | | | | | |
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| Biology | 1914 | Author | | | | | |
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| The smallest living things: life revealed by the microscope | 1932 | Author | | | | | |
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