Found In Collection. Donor Unknown at this Time. Found on NASM Premises.
Country of Origin: United Kingdom
3-D Test: 1.3 x 2.5cm (1/2 x 1 in.)
1929 London Aero Exhibtion badge; stamped brass disc with winged spear depicted in center of badge; embossed text "SB AC" in center of badge; blue enamel edge with gold letter text "AERO EXHIBITION LONDON 1929".