Surveys show that radio was installed on 7450 locomotives, in 2754 cabooses and at 1441 wayside offices; railroads have also purchased 2889 walkie-talkies; equipment installations have averaged 2500 radio units per yr, over past 5 yr.
10 years of railroad radio
Ry Age
Railway Age ; 143 , n 10
1957
5 pages
Article (Journal)
English
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