| January 1929, Vol. 22, No. 1 | Railway Signaling (Chicago IL) | Page 39, col. 2 |
News of the month
Construction items
...
The Canadian Bridge Company, Ltd., has ordered from the Union Switch & Signal Company, a mechanical interlocking, 16 levers to be installed on the Canadian National bridge over Welland canal, at Thorold, Ont.
Railways: C.N.Rys.
Stations: Thorold