the peace sign is based on the naval code of semaphore.
Salad Czar ♫
says
the code letters
for N and D (nuclear disarmament).
Salad Czar ♫
says
my eye doctor told me that one.
Yardsale
says
ooh! Did not know this.
musso
says
how very cool!
0000
says
well..I'll be danged!!! thank you!! 