Hubbard, George D. (George David), 1871–
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- Open Library: OL2260870A
- pdbooks.info ID: 105447
George D. (George David) Hubbard Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
|  |  | 
| ||||||
| The geography of Europe | 1937 | Author | |  |  |  | | ||