Conger, John Leonard, 1876–
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- Open Library: OL2306457A
- pdbooks.info ID: 74802
John Leonard Conger Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
|  |  | 
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| History of the Illinois river valley | 1932 | Author | |  | |  | |    
| |