This article written by the canadian national telecommunications points out the advantages of the punch card transmitter, designed by western union and modified for application in the electronic passenger reservation system developed by cn telecommunications for cn railways in toronto, canada.
Punched card transmitter speeds handling of cn railways reservation system
Lochkartensender beschleunigt abfertigung bei eisenbahn platzbelegung
Western Union Technical Review ; 22 , 2 ; 62-67
1968
, 6 Bilder
Aufsatz (Zeitschrift)
Englisch
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