R. A. · Robert A. · Robert August Unger
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| The Comacine Builders: A Critical Examination of a Theory on the Origins of Freemasonry. | 978-1-55818-479-4 (1-55818-479-1) | 2006 | R. W. O. Lang |
| The Endless Summer | 6305837384 (6305837384) | 2000 | Michael Hynson |