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o Authentic Locomotive Whistle Sound o Train Whistle a.k.a Steam Trumpet o All Wood Whistle Construction o Large Sounding Chamber o Fluted Sides: 4 o Quality Projection of Sound o Low Pitch: Locomotive Whistle Sound o 8" x 1 3/8" x 1 3/8" o Gear-up & Save Today! Signals are illustrated by an "o" for short sounds, and "-" for longer sounds. Sequence What it means Succession of short sounds Used when an emergency exists, or if persons or livestock are on the track. _ When train is stopped. The air brakes are applied and pressure is equalized. _ _ Train releases brakes and proceeds. OO Acknowledgment of any signal not otherwise provided for. OOO When train is stopped: means backing up, or acknowledgment of a hand signal to back up. OOOO Request for a signal to be given or repeated if not understood. _OOO Instruction for flagman to protect rear of train. _ _ _ _ Flagman return from the west or south. _ _ _ _ _ Flagman return from the east or north. _ _ O _ Train is approaching public grade crossing(s). This is known as Rule 14L in almost all railroad operating rules. _O_ Inspect the brake system for leaks or sticking brakes. Less