Jack Wyznowski

Appearances

• Checkmate #5 — 1988-08-00
• Checkmate #6 — 1988-09-00
• Checkmate #7 — 1988-10-00
• Checkmate #28 — 1990-06-00
• Checkmate #29 — 1990-07-00
• Checkmate #31 — 1990-10-00
• Checkmate #32 — 1990-12-06