Games Invented by William Overington on Zillions of Games
- Herb Garden Chess . Variant on 7 by 12 board with additional combination pieces. Author: Peter Aronson. Inventor: William Overington.
- Tree garden chess . Large chess variant on 10 by 10 board with 4 by 4 area missing from the middle. Author: Mark Thompson. Inventor: William Overington.