Petter, Helen Mary.
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- Open Library: OL1979236A
- pdbooks.info ID: 180544
Helen Mary. Petter Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
|  |  | 
| ||||||
| The Oxford almanack, 1674-1946 | 1946 | Author | |  | |  | | 
| |