Harper, Herbert Druery
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- pdbooks.info ID: 13555
Herbert Druery Harper Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
|  |  | 
| ||||||
| Fundamentals of practical mathematics | 1922 | Author | |  | |  | | 
| |
| Machine-shop mathematics | 1922 | Author | | | | | |   
| |
| The new world: problems in political geography | 1928 | Author | |  | | | | ||