According to method of handling traffic there are three types of omnibus lines that may be used; all three groups have always been developed independently, with result that, though they differ from operating point of view, they do not represent different stages in their technical development; simplest method of operation is provided by local battery omnibus lines.
Omnibus lines for railways
(Siemens) Reports Advances Communication Eng
1937
8 pages
Article (Journal)
English
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Engineering Index Backfile | 1938
|Engineering Index Backfile | 1938
|Engineering Index Backfile | 1929
Engineering Index Backfile | 1929
Engineering Index Backfile | 1929