- Author: Robert C. Smith
- Language: English
- Year: 2006
- Author: Col. Robert Barr Smith, Laurence J. Yadon
- Language: English
- Year: 2016
- Author: Thomas M. Smith, Robert Leo Smith, Isubel Waters
- Language: English
- Year: 2015
- Author: Sarah Smarsh, Col. Robert Barr Smith
- Language: English
- Year: 2016
- Author: Robert Rowland Smith
- Language: English
- Year: 2010
- Author: Robert Aura Smith
- Language: English
- Year: 2019
- Author: Robert C. Smith
- Language: English
- Year: 2022
- Author: Robert C. Smith, Richard A. Seltzer
- Language: English
- Year: 2015
- Author: Robert J. Smith Richard K. Beardsley
- Language: English
- Year: 2004
- Author: Robert S. Smith
- Language: English
- Year: 2020