Manufacturer United Amusement Co. Availability Playtime Shuffle Alley (United) Original, large fold schematics and wiring diagrams $13.00 Qty: Add to cart Email a friend Question about product? Add to wishlist DetailsProduct specifications Original United's Playtime Shuffle Alley machine schematic/wiring diagram from 1958. The arcade schematics we sell are generally large fold-out pages with schematics for electro-mechanical pinball machines. These are original sheets, have been stored folded and have some wear, but are still usable. The picture below is a sample picture only. Related Game Title Pinball Schematics