Jumpin' Jacks

This is an upright game with a vertical playfield. The schematic diagram shows three sets of initials: HB (possibly H. Berninger) SFK (for Steve F. Kordek) CJ (unknown person) In interviews with Harvey Heiss for the 2002 book The Pinball Compendium 1930s-1960s, author Michael Shalhoub was told by Heiss that he designed this game. Kordek likely held the role of electrical circuit designer while Heiss designed the physical playfield. Production start date: October 1952 Production end date: unknown Genco documentation indicated no end date of production and it may not have been final at the time the document was compiled. No production run quantity was provided. We previously showed a date for this game of December 1952.