U.S. Service Issue Pocket Signal Disk for Semaphore and Morse Code Practice colored ink drawing one of a kind piece

one of a kind piece

These would be great just thrown in a big bowl

has a lot of character

Box not included

and most of the animals on the fronts can still be distinguished

U.S. Service Issue Pocket Signal Disk for Semaphore and Morse Code Practice colored ink drawing one of a kind pieceThere were a few different iterations of double sided "Pocket Signal Disks" like this one I've seen one issued by the Boy Scouts, one from WWI, and this one from WWII designed for practicing two arm Semaphore and International Morse Code. Tons of information is densely packed onto both sides, with interactive dials allow one to scroll through a range of "special flags" and "alphabet flags" which correspond to flag positions and codes. I really love