Military Comms: WWII ALDIS SIGNAL LAMP ADMIRALTY PATTERN
WWII ALDIS SIGNAL LAMP ADMIRALTY PATTERN
Used as a lamp signal source for Morse code by the Navy during WW2.
This one was last used in 1997.
Also used by Airport Control Towers using colour signals for stop and clearance.
©2007 The Museum of Technology, The Great War and WWII
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