United States. A Lot Of Six United States Air Force (Usaf) Pilot Collar Badges GTRexclude Constructed of blackened zink for

Constructed of blackened zink for the outer rim

with the blue enamels flaked on the reverse of the bottom arm

2nd Class Breast Star - Silvered and gilt bronze

to be part of the 308th Heavy Bombardment Group

United States. A Lot Of Six United States Air Force (Usaf) Pilot Collar Badges GTRexclude Constructed of blackened zink forFirst badge in sterling silver, marked "STERLING" on the reverse, measuring 35. 5 mm (w) x 10. 3 mm (h), horizontal pinback; second badge in sterling silver, marked "STERLING" on the reverse, measuring 35. 5 mm (w) x 10. 5 mm (h), horizontal pinback, dark patina; third badge in sterling silver, marked "STERLING" on the reverse, measuring 25. 8 mm (w) x 6. 7 mm (h), horizontal pinback; fourth badge in sterling silver, maker marked "N. S. MEYER, INC NEW