Hellman, Charles I.
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- Open Library: OL2286620A
- pdbooks.info ID: 177127
Charles I. Hellman Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
|  |  | 
| ||||||
| Elements of radio | 2d ed. | 1946 | Author | |  | |  | | |