1 dollar George Washington Second Issue revenue stamp (1871)

United States · 1871 · $1

A bicolored revenue stamp featuring a portrait of George Washington in gray within a blue frame, with 'ONE DOLLAR' and 'U.S. INTER. REV.' text.

Issued in 1871, this 'Second Issue' revenue stamp helped fund the Union during and after the American Civil War, designed to prevent reuse through its bicolored nature.