Hill, Charles R.
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- Open Library: OL2448104A
- pdbooks.info ID: 41126
Charles R. Hill Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
|  |  | 
| ||||||
| Arithmetic for business | 1926 | Author | |  | |  | | ||
| Rapid calculation exercises: team and accuracy tests | 1929 | Author | | | |  | | ||