Presenting the π-Day flag for wires that are coded to 3, 1, and 4.
Uniting the old long French Naval Maritime flags for 3, 1, and 4, we have another fun π-Day Flag!
Bonjour!
France had her own set of flags for the digits. It being π-Day they can be combined to make the number Pi: using 3, 1, and 4.
Enjoy this Pi-Day Flag! 3.14159
An early pioneer in signal flags, and came up with the brilliant idea of using flags to represent numbers, way back in 1823! https://charlestonmag.com/features/james_elford_s_19th_century_maritime_invention_allowed_sailors_to_communicate_across