| Title: | Rules, standards, and instructions for installation, inspection, maintenance and repair of automatic block signal systems, interlocking, traffic control systems, automatic train stops, train control, and cab signal systems, and other similar appliances, methods and systems. Effective Oct. 1, 1950. |
| Author: | United States. Interstate Commerce Commission. Bureau of Safety |
| Note: | [U. S. Govt. Print. Off.], 1950 |
| Link: | page images at HathiTrust |
| No stable link: | This is an uncurated book entry from our extended bookshelves, readable online now but without a stable link here. You should not bookmark this page, but you can request that we add this book to our curated collection, which has stable links. |
| Subject: | Railroads -- Safety appliances -- 1950 |
| Subject: | Railroads -- Signaling -- 1950 |
| Other copies: | Look for editions of this book at your library, or elsewhere. |
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