Canada. Three Royal Canadian Air Force (Rcaf) Sweetheart Badges GTRexclude with finely fixed swivel ball

with finely fixed swivel ball suspension

very early "thin wreath" badge by "C

Connaught researchers made two key contributions that allowed the polio virus to be safely cultivated in enough quantities to enable the National Foundation for Infantile Paralysis (NFIP) unprecedented trial of Salk's inactivated vaccine (IPV)

that he was married and that his trade was that of Civil Engineer

Footnote: William Newman is entitled to the Bhootan Clasp

Canada. Three Royal Canadian Air Force (Rcaf) Sweetheart Badges GTRexclude with finely fixed swivel ballCanada; First badge is sterling silver, maker marked and marked "STERLING" on the reverse, 65. 5 mm (w) x 22. 5 mm (h), horizontal pinback, missing its roll catch. Second badge is sterling silver with blue enamels, Canadian silver standard hallmarked, maker marked "BIRKS ELLIS" and marked "STERLING" on the reverse, 56. 5 mm (w) x 18. 5 mm (h), horizontal pinback. Third badge is sterling silver with blue enamels, hallmarked and marked "STERLING" on the