Items Invented by John W. Gast
- Gast's Chess. Large 1969 variant using the Cardinal (Guard) and the Chancellor (Archer). (12x12, Cells: 144) Author: John Ayer. Inventor: John W. Gast.
- Gast's Chess. Large 1969 variant using the Cardinal (Guard) and the Chancellor (Archer). Author: Tony Quintanilla. Inventor: John W. Gast.