Riggs, Elmer S.
Nationality: 
(Unknown)
Identities and Authority Control
- pdbooks.info ID: 76897
Elmer S. Riggs Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
 |  |  | 
| ||||||
| The geological history and evolution of the horse | 1932 | Author | |  | | | | ||