Rare WWII USAAF Navigator Wing Shirt Size in the Bell Pattern Only one we've had

This is a Rare World War II United State Army Air Force Navigator Wing Shirt Size in the Bell Pattern Only one we've had.

Circa WWII.

Approximately 1/2" in height x 2" in width.

Sterling silver.

Vertical pin with come-under locking catch.

STERLING

This is from a United States Army Air Forces collection which we will be listing more of over the next few months. MDEV21 LAIEX12/15/21

8 (Excellent): The badge shows nice patina.

As with all my artifacts, this piece is guaranteed to be original, as described.