Coombs, Robert Duncan, 1873–
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- Open Library: OL2405596A
- pdbooks.info ID: 124464
Robert Duncan Coombs Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
|  |  | 
| ||||||
| Pole and tower lines for electric power transmission | 1st ed. | 1916 | Author | |  | |  | |    
|