Two Army Air Corps Observer Wings

First badge is red, white, yellow, light blue and dark blue embroidery, interlaced with black threading, on a black wool base, padded, black cotton backer, 47 mm x 66 mm. Second badge is red, yellow and light blue embroidery, interlaced with black threading, on a black wool base, 38 mm x 60 mm. Extremely fine. Footnote: Warren Carroll Collection.