1869 Declaration of Independence 24c Green and Violet
This stamp shows the signing of the Declaration of Independence in 1776. Note: I do not own this stamp yet. It is here courtesy of the Wikimedia Commons.
Legislation
1987 Ratification of the Constitution Bicentennial: Delaware 20c Multicolored
This stamp commemorates the 200th anniversary of Delaware’s ratification of the Constitution of the United States.
1983 Sweden Treaty 20c Blue, Black, and Red Brown
This stamp commemorates the 200th anniversary of the Treaty of Amity and Commerce between the USA and Sweden.
1984 Credit Union Act 20c Multicolored
This stamp commemorates the 50th anniversary of the Credit Union Act.
1982 Netherlands 20c Multicolored
This stamp commemorates U.S. and Netherlands relations.