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SIPublic domain
Pitney Bowes Model M postage meterhead
In 1920 Congress passed legislation that allowed first-class mail to be carried without postage stamps affixed. This soon opened the door to metered mail.
- Date
- 1920
- Type
- Mail Processing Equipment
- Medium
- metal
- Department
- NPM
- Institution
- National Postal Museum
- Object number
- npm_1992.2002.7
