Orr, Tasso Vance
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- pdbooks.info ID: 137611
Tasso Vance Orr Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
|  |  | 
| ||||||
| Applied mental efficiency | 1913 | Author | |  | |  | | ||