
TechnologyApril 1, 1937
More Efficient Locomotives
Steam Locomotive Still Supreme . . . Fewer in Service . . . More Power . . . Greater Efficiency . . . Engineering Improvements . . . Newer Rail Power Units

More Efficient Locomotives
Steam Locomotive Still Supreme . . . Fewer in Service . . . More Power . . . Greater Efficiency . . . Engineering Improvements . . . Newer Rail Power Units

High-Pressure Steam in Locomotives
Tendency is Toward Still Higher Steam Pressures to Obtain Greater Tractive Effort and Fuel Economy