1 option
Automatic block signals and signal circuits; American practice in the installation and maintenance of signals electrically controlled, and operated by electric or other power, with descriptions of the accessories now regarded as standard / by Ralph Scott.
LIBRA 625.7 Sco45
Available from offsite location
- Format:
- Book
- Author/Creator:
- Scott, Ralph, 1884-
- Language:
- English
- Subjects (All):
- Railroads--Signaling--Block system.
- Railroads.
- Physical Description:
- 2 preliminary leaves, iii-iv pages, 1 leaf, 243 pages : illustrations, diagrams ; 24 cm
- Place of Publication:
- New York : McGraw publishing company, 1908.
- OCLC:
- 5769140
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