MORSE CODE POCKET TRAINER DEVICE FOR NAVY SAILORS WWII. Well-marked on the smaller 2.5 x 2.5 cardboard device, this when squeezed will flip open the slats and look like a signaling projector on the ships. Used to train the sailors in morse code for ship-to-ship use. Excellent condition.
IF YOU WISH TO PURCHASE, PLEASE FILL OUT THE FORM BELOW AND SUBMIT.