Signals indicate "proceed" by means of one semaphore arm inclined upwards and "proceed at reduced speed" by two, and sometimes by three, such arms; in addition to such multi-armed signals, certain special reduced-speed signals are dealt with.
Signalling of speed restrictions on german state railway
Ry Gaz
Railway Gazette ; 59 , n 15
1933
3 pages
Article (Journal)
English
© Metadata Copyright Elsevier B. V. All rights reserved.
Unreasonable speed restrictions place enormous Burden on railway operation
Engineering Index Backfile | 1917
|Engineering Index Backfile | 1923
|Engineering Index Backfile | 1909
|Engineering Index Backfile | 1949
|Signalling system for German high speed lines
Tema Archive | 1989
|