Striking betterment in every phase of operation maintains net in face of declining gross; comparative statistics showing operating improvement; locomotives larger and utilization improved; comparison of selected freight-operating statistics; Pennsylvania traffic and earnings, 1923-27; maintenance standards; passenger traffic is important source of income.
Pennsylvania. Pennsylvania improves efficiency
Ry. Age
Railway Age ; 85 , n 6
1928
3 pages
1 Fig.
Article (Journal)
English
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Efficiency testing on the Pennsylvania
Engineering Index Backfile | 1916
Wiley | 1989
|Engineering Index Backfile | 1929
Engineering Index Backfile | 1910
Engineering Index Backfile | 1909