Poster containing the International Code of Signals. Poster containing the Semaphone Alphabet and the Morse Alphabet and Numeralsflagstaff hill, warrnambool, shipwrecked-coast, flagstaff-hill, flagstaff-hill-maritime-museum, maritime-museum, shipwreck-coast, flagstaff-hill-maritime-village, poster, international code of signals, semaphone alphabet, morse alphabet