This symbol incorporates the semaphore signs for the letters N & D, for nuclear disarmament
In semaphore, the letter N is 
formed by a person holding two flags in an upside-down V, and the letter D is 
formed by... [DOC] [TLE] The History of the Peace Symbol - 20th Century History - About.com [PAR] The peace symbol, the circle with three lines within it, was originally ... Peace 
sign made with many flowers on grass - Marie France Hickman/ Stockbyte/ Getty 
... within it representing the simplified positions of two semaphore letters (the 
system of using ...