Covers tagged "dual-cancel" (clear filter)

Cooperation in Space - USA/Russia Joint Issue (1992)

Cooperation in Space - USA/Russia Joint Issue (1992)

U.S. Senate Bicentennial 1789-1989

U.S. Senate Bicentennial 1789-1989

Love 29¢ Stamp with Mailbox Cachet, Haines City FL 1994

Love 29¢ Stamp with Mailbox Cachet, Haines City FL 1994

Statue of Liberty Centennial 1886-1986 Joint Issue

Statue of Liberty Centennial 1886-1986 Joint Issue

ROMPEX Station Cancel — Flag Stamp with Dual Denver Postmarks

ROMPEX Station Cancel — Flag Stamp with Dual Denver Postmar…