Symbols, aspects and indications

Author(s)

• American Railway Association, Signal Section

Bibliographic Information

Symbols, aspects and indications

（American railway signaling principles and practices, chapter 2）

Pub. by the Signal Section, A.R.A., c1929

• NCID: BA68254922
• Country Code: us
• Title Language Code: eng
• Text Language Code: eng
• Place of Publication: New York
• Pages/Volumes: 59, 18 p.
• Size: 23 cm
• Parent Bibliography ID:
  • BA68254911