DescriptionINTERNATIONAL CODE OF SIGNALSHO-102International Code of Signals (Pub 102) contains, in a single volume, a description of all signals for visual, sound, and radio communications used in international waters. This publication is intended to cater primarily to situations related to safety and navigation and personnel, especially when language difficulties arise. Mediums include radio, semaphore, flashing light, voice and signal flags. Standard messages are listed and cross referenced. New editions are prepared and published by NIMA on an as-needed basis. SC, 170 Pgs SW 0.8 lbs
