United States. A Naval Aviation Pilot Badge, c.1930s Newly Listed Connaught's "199" gave Salk confidence

Connaught's "199" gave Salk confidence to finally test his vaccine on children

above a photographer’s mark of “БОРИСОВЪ” (“BORISOV”) and a city mark of “БАРНАУЛЪ” (“BARNAUL”)

stiff-frame

forces in practice were usually overseen by General Joseph Stilwell

affixed with a crowned double headed imperial eagle

United States. A Naval Aviation Pilot Badge, c.1930s Newly Listed Connaught's "199" gave Salk confidenceInstituted November 13, 1917. A lovely pair of wings, gold filled silver, reverse marked STERLING 1 20 10K GF, horizontal pin, measures 70. 5 mm (w) x 23. 3 mm (h), light wear around edges, in extremely fine condition.