Gregory, William M. (William Mumford)
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- Open Library: OL166171A
- pdbooks.info ID: 12861
William M. (William Mumford) Gregory Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
|  |  | 
| ||||||
| History and geography of Ohio | 1922 | Author | |  | |  |  | 
| |
| History and geography of Ohio | 1929 | Author | | | | | | ||