Classic railroad signals
semaphores, searchlights, and towers
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Word Count
40,000 words, Guess
Page Count
160 pages
Identifiers
- ISBN-100760346925
- ISBN-139780760346921
- Library of Congress Control Number2014044810
- OCLC Control Number890625664
- Better World Books9780760346921
and 1 more
- Open LibraryOL27191402M
Classifications
- DDC385.3/16
- LCCTF615 .S6946 2015
- LCCTF615
Subjects
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