Starts with the letter '1'
- 12 Sharp Chess. 4-player versions of 10-or-more-file variants on cross-shaped boards. (12x12, Cells: 108) By Charles Gilman.
- 12 Sharp Chess. Missing description Author: Nick Wolff. Inventor: Charles Gilman.
- 125 Percent Shogi and 125 Percent Xiang Qi. 4-player versions of Oriental variants on cross-shaped boards. (15x15, Cells: 125) By Charles Gilman.
- 16 Seasons Chess. 4-player variant combining FIDE and Leap Chess pieces. (10x10, Cells: 100) By Charles Gilman.
Total items listed: 4