Poly, J.
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- pdbooks.info ID: 69940
J. Poly Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
|  |  | 
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| Modern backgammon in a nutshell: (backgammon as a military conflict) | 1930 | Author | |  | |  | | ||