United States Meter Stamp Type E5

United States · 1920 · 1¢

A rectangular meter stamp impression featuring 'U.S. POSTAGE' at the top, 'PAID' and '1 CENT' in the center, and a wavy line cancellation pattern.

This meter stamp represents an early form of postage franking in the United States, allowing businesses to print postage directly onto mail, a significant step in postal mechanization.