United States Meter Stamp, Type PO7a

United States · 1935 · 3¢

A United States meter stamp featuring a circular postmark with 'U.S. POSTAGE' and '3 CENTS', alongside a rectangular indicium with wavy lines and a meter number. The design is characteristic of early Pitney Bowes franking machines.

Meter stamps significantly streamlined mail processing for businesses, marking a shift towards mechanized postage. This Type PO7a represents an early and widely used design from the mid-20th century, reflecting the modernization of postal services.