Locomotives operated by the Chesapeake and Ohio Railway.
Class B was used for the 2-10-2 Santa Fe types.
Class H was used for the 2-6-6-2, 2-8-8-2, and 2-6-6-6 Allegheny types Class J was used for 4-8-2 Mountain and 4-8-4 Greenbrier types Class K was used for 2-8-2 Mikado and 2-8-4 Kanawha types Class L was used for 4-6-4 "Hudson" types.
Class M was used for a single class of 2-C1+2-C1-2 Steam-turbine electric locomotives.
Class T was used for a single class of 2-10-4 "Texas" types Switchers Passenger Cab units Freight Cab units Road Switchers Branch line (BL) 4 Axle General Purpose (GP) 4 Axle Special Duty (SD) 6 Axle Road Switcher 4 Axle Road Switcher 6 Axle Dash 7