Interlocking plant at Walbridge, Ohio; busy plant, handling from 200 to 300 trains a day; plant extends over large area; tower equipment.
Pennsylvania installs an interlocking without derails
Ry. Signaling
Railway Signaling ; 21 , n 7
1928
3 pages
9 Figs.
Article (Journal)
English
© Metadata Copyright Elsevier B. V. All rights reserved.
Pennsylvania installs interlocking at Lancaster, Pa
Engineering Index Backfile | 1929
Erie installs electric interlocking
Engineering Index Backfile | 1939
Pennsylvania railroad installs large modern interlocking at passenger station in Philadelphia
Engineering Index Backfile | 1952
U. P. installs electric interlocking
Engineering Index Backfile | 1927
New York Central installs interlocking
Engineering Index Backfile | 1949