Developments in railway signaling; principal current activities of Signal Section, AAR, by synopsis, supplemented with list and reference, by number, of adopted specifications, designs and principles of practice.
Report of committee 10 -- Signals and interlocking
Am Ry Eng Assn -- Bul
American Railway Engineering Association -- Bulletin ; 43 , n 427
1941
6 pages
Article (Journal)
English
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Report of committee 10 -- Signals and interlocking
Engineering Index Backfile | 1940
Report of committee X -- Signals and interlocking
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Report of committee 10 -- Signals and interlocking
Engineering Index Backfile | 1943
Report of committee X -- Signals and interlocking
Engineering Index Backfile | 1936
Report of committee X -- Signals and interlocking
Engineering Index Backfile | 1934