| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| The Dramas and Dramatic Dances of Non-European Races in Special Reference to the Origin of Greek Tragedy: With an Appendix on the Origin of Greek Comedy | 978-1-112-59957-6 (1-112-59957-6) | 2010 |
| The Origin of Metallic Currency and Weight Standards: -1892 | 978-1-112-19934-9 (1-112-19934-9) | 2009 |
S R · S Ridgeway · S. W. · W R · William R. · William Ridgeway