Covers tagged "congress" (clear filter)

21st International Geographical Congress, New Delhi 1968
21st International Geographical Congress, New Delhi 1968
House of Representatives Bicentennial 1989
House of Representatives Bicentennial 1989
BAYPEX Station - Iwo Jima Cachet with War Declaration Stamp
BAYPEX Station - Iwo Jima Cachet with War Declaration Stamp
U.S. Senate Bicentennial 1789-1989
U.S. Senate Bicentennial 1789-1989
20th UPU Congress & World Stamp Expo '89 - Washington, DC
20th UPU Congress & World Stamp Expo '89 - Washington, DC