United States. A United States Air Force (USAF) Senior Navigator/Combat Systems Officer/Observer Badge Auction the document reads: in keeping

the document reads: in keeping with the declaration of the Office of Public Heath in the State Office for social administration

measuring 142 mm in diameter x 35 mm thick

WWI 189th Infantry Battalion Cap Badge CEF - Pickled brass

with minor wear evident

United States. A United States Air Force (USAF) Senior Navigator/Combat Systems Officer/Observer Badge Auction the document reads: in keepingTwo piece construction, in silvered bronze, maker marked "N. S. MEYER, INC. NEW YORK" and marked with the N. S. Meyer shield on the reverse, measuring 77. 2 mm (w) x 33 mm (h), horizontal pinback, contact marks evident on the reverse of the star, scattered silvering wear, spotting, better than very fine.