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Emergency signaling mirror

Emergency signaling mirror
Emergency signaling mirror
Glass, enamel
Overall: 4 x 5 in. (10.2 x 12.7 cm)
Rectangular tempered glass mirror with black enamel surface covering part of reverse; orange lettering with instructions for use; pierced in one corner with hole for braided cotton neck cord.
Credit Line 
Gift of Ivan C. and Marilynn Gelfman Karp
Object Number 
Gallery Label 
This type of emergency signaling mirror, known as the ESM/1, was used in the United States armed services during World War II. The Army Air Force adopted this model in September 1943. By mid-1944, the ESM/1 mirror was added to many existing and newly developed emergency and life raft kits.
Due to ongoing research, information about this object is subject to change.
Creative: Tronvig Group