Signal Section Carries on During War Time, J. P. MILLER; committee reports on economics, automatic block signaling, contracts and instructions, signaling practice, overhead and underground lines, highway grade crossing protection, electronics, designs, interlocking, materials research, and automatic train control and signals.
Convention in print: Annual meeting of signal section, Assn American Railroads
Ry Signaling
Railway Signaling ; 37 , n 10
1944
15 pages
Article (Journal)
English
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