22 Horn, Whistle or Bell Signals. Published: Effective November 1, 1956. Safety Rules: Rock Island Lines. Car Heaters Chains, Cables, Rope, Etc. Climbing and Working on Poles. Close Clearances Clothing Coupling or Uncoupling Air, Signal or Steam Hose.
This product would be a great fit for railroad enthusiasts and historians looking to educate themselves on the history and importance of railroad safety rules.
