Items Authored by Rick Knowlton
- Courier Chess - Printable Rule Booklet - FREE DOWNLOAD. Easy to Print Concise Rule Booklet of the Medieval Courier Game. By Rick Knowlton.
- A World of Chess. Book on Chess variants and the history of Chess. By Jean-Louis Cazaux and Rick Knowlton.
- Ancient Chess. Site dedicated to the history and evolution of Chess! Author: Rick Knowlton.