8¢ Dark Green Airmail Stamp

United States · 1923 · 8¢

The stamp features a central design of an airplane propeller and radiator, rendered in dark green, with the denomination '8 CENTS' at the bottom.

Issued in 1923, this stamp is part of an early series of U.S. airmail stamps, reflecting the growing importance of aviation for mail delivery in the post-World War I era.