- Author: Duane A. Smith, Thomas J. Noel
- Language: English
- Year: 2011
A Colorado History
epub
- Author: Maxine Benson Duane A. Smith Carl Ubbelohde
- Language: English
- Year: 2015
- Author: Duane A. Smith, Karen A. Vendl, Mark A. Vendl
- Language: English
- Year: 2011
- Author: Duane H. Smith (Eds.)
- Language: English
- Year: 1988
- Author: Thomas J. Noel Duane A. Smith
- Language: English
- Year: 2011
- Author: Duane A. Smith
- Language: English
- Year: 1989
- Author: Duane A. Smith
- Language: English
- Year: 1997
- Author: Duane A. Smith Mark S. Foster
- Language: English
- Year: 1997
- Author: Richard N. Ellis Duane A. Smith
- Language: English
- Year: 1991
- Author: Stanley W. Smith Duane A. Smith
- Language: English
- Year: 1991