The Milwaukee Road: 100 Years of Locomotive Progress, page 9

No. 6402

Built in 1930 by the Baldwin locomotive Works. This locomotive hauled a passenger train between Chicago and Milwaukee on July 20, 1934, breaking the world's record for sustained high speed by steam power by averaging 92.07 miles per hour over a 53.58 mile stretch. Maximum speed attained on this run was 103.5 miles per hour. This locomotive was renumbered 127 in 1938.

Weight on Drivers			189,720 Lbs.
Total Weight Locomotive and Tender			653,650 Lbs.
Steam Pressure			225 Lbs.
Driving Wheel Diameter			79 inches
Cylinder Size			26 in. x 28 in.
Tractive Effort			45,822 Lbs.
Heating Surface			4205 square feet
Superheating Surface			1815 sq. feet
Fuel			Coal
Length Overall			94 ft. 3 in.

No. 474	Class L2b

Built in 1923 by Baldwin locomotive Works. Originally numbered 8374. Renumbered as shown in photograph in 1938.

Cylinder Size		26 in. x 30 in.
Driving Wheel Diameter		63 inches
Boiler Pressure		200 Lbs.
Heating Surface		2924 square feet
Tender Water Capacity		10,000 gallons
Tender Coal Capacity		16 tons
Weight- Locomotive & Tender		485,770 Lbs.
Tractive Effort		54,723 Lbs.
Length Overall		80 ft. 8-1/4 in.


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