Sim, Robert J.
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- pdbooks.info ID: 2527
Robert J. Sim Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
|  |  | 
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| Bird stories | 1921 | Illustrator | |  | |  | | 
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| A little gateway to science: hexapod stories | 1920 | Illustrator | | | | | |   
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| Science of plant life: a high school botany treating of the plant and its relation to the environment | 1919 | Illustrator | | | | |  |
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