BEING RESEARCHED - TAS or AST Aviation Lapel Pin - NOT FOR SALE UNTIL IDed

This is an unidentified lapel pin. It is most likely aviation related, and is a small wing bearing the letters TAS or AST.

Circa 1920s-1930s.

Approximately 1/4" in height and 1" in width.

Plated brass, enamel.

Single screw post with disc backing.

None.

This is from an unidentified collection which we will be listing more of over the next few months. Item will not be sold until it is identified. VAEX12 LX4/12

8- (Very Fine-Excellent): The pin has only some light wear and tarnish.

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