South Dakota State Historical Society · University Press of Colorado
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Industrializing the Rockies: Growth, Competition, and Turmoil in the Coalfields of Colorado and Wyoming, 1868-1914 | 978-0-87081-747-2 (0-87081-747-7) | 2003 |
| Seth Bullock: Black Hills Lawman | 978-0-9798940-5-3 (0-9798940-5-0) | 2009 |
A. W. · A. Wolff · D.A. · D.W. · David A. · David W. · David Wolff