J. S. · J. Steffen · Jerome Steffen · O's
| title | media type | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Comparative Frontiers, a Proposal for Studying the American West | Hardcover | 978-0-8061-1617-4 | 1980 | |
| The American West, new perspectives, new dimensions | " | 978-0-8061-1493-4 | 1979 | |
| The Frontier: Comparative Studies | " | 978-0-8061-1376-0 | 1977 | David Harry Miller |
| William Clark: Jeffersonian Man on the Frontier | " | 978-0-8061-1464-4 | 1978 | |
| William Clark: Jeffersonian Man on the Frontier | Paperback | 978-0-8061-1593-1 | 1978 | |
| William Clark: Jeffersonian man on the frontier | Hardcover | 978-0-8061-1373-9 | 1977 | |