| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| The Plains and the Rockies: A Contribution to the Bibliography of Original Narratives of Travel and Adventure, 1800-1865 | 978-O-649-11998-1 (O-649-11998-3) | 2018 |
H. R. Wagner · H.W. · H. Wagner · Henry R. Wagner · Henry W · Henry Wagner · R. Wagner