The Blucher was an early railway locomotive built in 1814 by George Stephenson for the Killingworth Colliery.
The Blucher was the first successful locomotive incorporating the following design features:
- Flanged wheels keeping the locomotive on the tracks
- Traction only relying on the friction of wheels on rails
- Cylinder rods directly connected to the wheel disks
Other early locomotive designs
- Salamanca by John Blenkinsop
- Puffing Billy by William Hedley
- Sans Pareil by Timothy Hackworth