Describes new installation of automatic-block color-light signals between Holmes, N. Y., and Derby Junction, Conn.; a.c. floating power supply system used; 465 volts; current purchased from commercial power companies.
New Haven installs modern signaling
Ry. Age
Railway Age ; 83 , n 26, Section I
1927
2 pages
2 Figs.
Aufsatz (Zeitschrift)
Englisch
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