Allan, Charles Davies, 1868–
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- pdbooks.info ID: 128765
Charles Davies Allan Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
|  |  | 
| ||||||
| The Allan friction head slide rule (patented for steam heating | 1915 | Author | |  | |  | | ||