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Discover events in American history – plus the stamps that make them come alive.

Today’s Article

  • 1623Be - 1977 1590A & 1623B, pair
    March 11, 2026

    First Se-Tenant Booklet Stamps
    On March 11, 1977, the United States Postal Service issued its first se-tenant stamps in booklet form. Released at New York City’s INTERPEX stamp show, the unusual booklet combined two postal rates in a single pane and introduced the first multicolor US booklet stamp.
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