Alton and Southern, outer belt switching line in St. Louis-East St Louis switching district, has 2-way talk back speaker system, used in East St Louis Davis yard, and 2-way space radio installation on 15 Diesel electric locomotives, used in yard as well as on transfer runs to connecting lines at points up to 12 air mi away; systems described.
Communications systems expedite belt line operation
Ry Age
Railway Age ; 126 , n 19
1949
4 pages
Article (Journal)
English
© Metadata Copyright Elsevier B. V. All rights reserved.
Progressive line methods expedite engine overhaul
Engineering Index Backfile | 1944
|Portable communications booths expedite operations of LCL freight house
Engineering Index Backfile | 1950
Expedite issuing of student permits
Engineering Index Backfile | 1928
Automatic signals expedite freight movement
Engineering Index Backfile | 1919
New signals on Burlington expedite traffic
Engineering Index Backfile | 1924