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Railway Signaling 1940 June South Africa N&W L&N
Railway Signaling 1940 June
Modern Interlocking in South Africa 319
Large plant installed on the South African Railways at busy terminal in Johannesburg, handling over 1,000 movements daily, utilizes all-relay, entrance-exit button-type, route-control system
Centralized Traffic Control Solves Problem on the Norfolk & Western 324
Traffic expedited on busy branch line handling coal traffic-Special relay connections used to secure low resistance at track cut sections
Telephone Communication on the L. & N. 330
Interoffice conversation on most of the railroad is handled by railroad-owned facilities, including interconnected private automatic exchanges
Accident Due to Short Signal Spacing 332
Editorial Comment 333
Kinks 334
What's the Answer 337
Railroad Operation and Railway Signaling 339
New Devices 342
News 343
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