P E N N S Y L V A N I A   R A I L R O A D   S Y S T E M  23

Typical Heavy Passenger and Freight Locomotives Built for 
the Pennsylvania During the Sixties
 
Cylinders 17" x 24"
Drivers, diam. 66"
Weight on drivers, about 44,000 lb.
Weight, total engine, about  68,500 lb.
     The friction wheel for operating the Loughridge chain brake is plainly seen back of the rear drivers. 
     Twenty-one locomotives of this general design were placed in sevice during 1863-1865.
American type freight locomotive, Baldwin, 1864
American Type Passenger Locomotive, built by The Baldwin Locomotive Works, 1864
 
Ten-wheeled Freight Locomotive, Baldwin, 1864
Ten-wheeled Freight Locomotive, built by The Baldwin Locomotive Works, 1864
Cylinders
18" x 22"
Drivers, diam.
54"
Weight on drivers, about
50,000 lb.
Weight, total engine, about 
70,000 lb.
     Steel firebox, with combustion chamber 13-1/2" long, 
     Boiler fed by injectors. 
     There were 20 locomotives of this class. 
 
 
Cylinders
18" x 22"
Drivers, diam.
55"
Weight on drivers, about
50,000 lb.
Weight, total engine, about 
70,000 lb.
     Steel firebox, with combustion chamber 24-3/4" long. 
     Boiler fed by one injector and one pump. 
     There were 12 locomotives of this class. 
 
 Ten-wheeled Freight Locomotive, Baldwin, 1866
Ten-wheeled Freight Locomotive, built by The Baldwin Locomotive Works, 1866
 

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