11 F/VFOG singles from the 1921-1929 Portraits & Airmail Issues. The Scott numbers range from 403 to C6, and include 403, 420, 447, 449, 451, 460, 473, 494, 500, C1, C6. 2022 Scott Classic Cat $17.2. Our estimate of the value based on the condition is $15.
