bowling pin in different color illustration on blue background Stock Vector Image & Art - Alamy
File:20220211 Bowling balls and pin - margin for error to cover single-pin spare.jpg - Wikipedia
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Amazon.com: Kleeger Giant Inflatable Bowling Set, 6 Huge Life Size Large Jumbo 24 Inch Pins And Extra Big 18 Inch Ball, Great On Lawn And Yard, Indoor And Outdoor Game For Kids
Bowling pin and method of manufacture - Patent 1913985
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Creating a Bowling Ball and Pins | Nimblewill Creek Studio