Ervin, Sophia H.
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- Open Library: OL2315918A
- pdbooks.info ID: 84891
Sophia H. Ervin Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
|  |  | 
| ||||||
| Arithmetic for business use | 1934 | Author | |  | |  | | ||
| Arithmetic for business use | 1937 | Author |  | | | | | ||