The meanings of visual and sound signals are stated below. An arrow printing up or down ( ↑↓) mean that a visual signal is displayed or removed. A dot (⯄) mean a sound; five short dashes ( - - - - - ) mean repetitive sounds; a long dash ( _ ) mean a long sound. When a visual
Postponement Signal
AP over a numeral pennant 1 - 9
Abandonment Signal
Preparatory Signals
Recall Signals
Shortened Course
Changing the Next Leg
Other Signals
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