GRS, Elements of Railway Signaling; 1954 *HAS-BEEN*
- 2008-09-05 00:46:40 GMT
- Info Hash: 8055CB84EB0C470A8C1A9E575131D9F81AE50DB0
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Published 1954 in commemoration of General Railway Signal's 50th anniversary. This is a scan of the 1977 softcover reprint of the 1954 book.