◆ Banner communication systems between vessels, allow vessels indicate the intent quickly and clearly
◆ Signal flag Composition: 26 surface letter Flags (A-Z), 10 surface-letter flag (0-9), 3 sides on behalf of the flag, a surface Answering Pennant


◆ Banner communication systems between vessels, allow vessels indicate the intent quickly and clearly
◆ Signal flag Composition: 26 surface letter Flags (A-Z), 10 surface-letter flag (0-9), 3 sides on behalf of the flag, a surface Answering Pennant
