Automatic train control; signals for highway-crossing protection; requisites for automatic signals for highway crossing protection.
Report on signals and interlocking
Am. Ry. Eng. Assn. -- Bul
American Railway Engineering Association -- Bulletin ; 27 , n 281
1925
37 pages
1 Fig.
Article (Journal)
English
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Report on signals and interlocking
Engineering Index Backfile | 1930
Report on signals and interlocking
Engineering Index Backfile | 1930
Report on signals and interlocking
Engineering Index Backfile | 1929
Report on signals and interlocking
Engineering Index Backfile | 1931
Report on signals and interlocking
Engineering Index Backfile | 1928