Beautiful 1920's Enameled US Air Service (USAS) Lapel Pin with Screw Back

This is a beautiful circa 1920's United States Air Service lapel pin enameled in red, white and blue.

Circa 1920's.

Approximately 5/8" in diameter.

Gold-plated brass, enameled areas.

Single screw post with sleeved disc backing, stabilization post.

J.B. MURPHY on backing.

This is from a United States Army Air Corps collection which we will be listing more of over the next few months. ebay VAJX11 LIEX12/11 SeVABEX01/17

8 (Excellent-): The pin is in beautiful condition.

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