United States. A Naval Emergency Signaling Mirror, Model 40653, by General Electric visually-hidden number impressed "879790" on the

number impressed "879790" on the reverse

Pinned into the front of the cap just underneath the peak is an unusual insignia consisting of a Braunschweiger-style Totenkopf

Contained in original case

all with original ribbons)

United States. A Naval Emergency Signaling Mirror, Model 40653, by General Electric visually-hidden number impressed "879790" on theAn emergency signaling mirror historically issued to military and merchant seamen during the Second World War, consisting of a small, compact, but thick mirror used to signal for assistance over a 10 mile distance. It features instructions for using the mirror on the rear of the device, with a cross in the center, includes a 40 cm long braided lanyard for wearing around the neck, measuring 125 mm (w) x 100 mm (l), the mirror is free of cracks but does