Williams reference #23-6304.
Bally reference #R-521-2, 0017-00041-0644 & 17-41-644.
Gottlieb reference #A-10220.
Early Stern reference #7A-120-150.
Stern/Sega/Data East reference #545-5348-57.
Jersey Jack Pinball reference #25-002003-24-9.
Chicago Gaming Company reference #PIN-23-6304.