Fairleigh Dickinson University Press
| title | ISBN-13 (ISBN-10) | year of publica- tion |
|---|---|---|
| Encyclopedia of Historic Forts: The Military, Pioneer, and Trading Posts of the United States | 978-0-02-926880-3 (0-02-926880-X) | 1988 |
| New York's Forts in the Revolution | 978-0-8386-2063-2 (0-8386-2063-9) | 1980 |
R.B. · R. R. · R. Roberts · Robert B. · Robert R. · Robert Roberts