Walschaerts Valve Gear
23:24
Timing the Walschaert Valve Gear on the 58
38:41
Steam Locomotive Valve Operation
9:02
Italy's Bizarre double-boiler steam trains - "Franco-Crosti" Boilers
1:30:21
Penn-Central Locomotives
47:29
Britain's Greatest Machines With Chris Barrie - S02E04: Trains - The Steam Pioneers (5.1 DPL II, HD)
14:53
Why Are Rails Shaped Like That?
56:11
The Pennsylvania Railroad WHYY
1:17:12