Young Valve Gear
Sept. 7, 2024
Blender Tutorial: Young Valve Gear Animation - YouTube This vintage PRR photo shows a close up of Young's rotary valve gear fitted to PRR 1092 E6sa 4-4-2. This engine was a 1912 produc… | Old trains, Steam trains, Train Richard Leonard's Random Steam Photo Collection -- Union Pacific 4-8-2 7038 Steam Locomotive Valve Gear | Young Valve Gear