Illustrated description. The features of interest are the use of automatic brake-setting devices, and the use of "power-storing" machines for throwing all of the signals. (3000 w.)
Automatic interlocking at Hawley, Illinois
Ry Engng Rev
1900
Article (Journal)
English
© Metadata Copyright Elsevier B. V. All rights reserved.
Chicago and Illinois midland installs electric interlocking
Engineering Index Backfile | 1931
Block signals and interlocking devices in Illinois
Engineering Index Backfile | 1894
Engineering Index Backfile | 1932
|Automatic interlocking in California
Engineering Index Backfile | 1933
Automatic interlocking in Texas
Engineering Index Backfile | 1935