Rules, standards, and instructions for installation, inspection, maintenance, and repair of automatic bloc signal systems, intelocking, traffic control systems, automatic train stop, train control, and cab signal systems, and other similar appliances, methods, and systems
Subtitle: Approved June 29, 1950 and revised April 3, 1961, September 22, 1964 and January 24, 1966
Published: 1966
Place of publication: n.p
Language: eng
Number of pages: 84
Subjects: Railroad law