Modern systems contribute to passenger progress by aiding in shortening of overall schedules, by improving ontime performance, and by reducing operating expense; these benefits are in addition to safety accomplished by automatic feature of signaling.
Signaling saves passengers' time
Ry Age
Railway Age ; 123 , n 20 ; p 838-840
1947
3 pages
Aufsatz (Zeitschrift)
Englisch
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