Presidential Issue (Prexies)

United States · 1938 · Various (1/2¢ to $5)

A comprehensive set of definitive stamps featuring portraits of U.S. Presidents, from George Washington to Calvin Coolidge, with varying denominations.

Issued in 1938, this series replaced previous definitive issues and was designed for everyday postal use, becoming one of the longest-running and most comprehensive definitive sets in U.S. history.