Sinclair, Gregg M. (Gregg Manners), 1890–1967
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- pdbooks.info ID: 116177
Gregg M. (Gregg Manners) Sinclair Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
|  |  | 
| ||||||
| An adopted husband | 1919 | Author | |  | |  | | 
| |