McCoy, William J. (William Johnston), 1848–1926
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- Open Library: OL2407663A
- pdbooks.info ID: 126708
William J. (William Johnston) McCoy Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
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| Cumulative harmony | 1916 | Author | |  | | | |    
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