Flip Flop January 1974 Bally Pinball Machine Backglass. Four Player, Electro - Mechanical, Production: 5,350, Designer: Jim Patla, Artist: Dick White, Theme: Western. Pinball Art USAFlip Flop 1974 Bally$60.00PriceSize*SelectMaterial*SelectQuantity*Add to Cart$60 - $435