Laurence's Pictures:
Pin Carousel
Laurence's Pictures:
Pins down!
Laurence's Pictures:
IMG_7923
Laurence's Pictures:
Pins - Former Harvard Lanes, Harvard, Illinois
Laurence's Pictures:
Pins on two rows
Laurence's Pictures:
Bowling Pin Elevator
Laurence's Pictures:
Mechanics of bowling
Laurence's Pictures:
Belts, pully and springs
Laurence's Pictures:
Pin Conveyor