Collection Display:
13 States - First Day Covers

Delaware http://en.wikipedia.org - List of U.S. states by date of admission to the Union

Pennsylvania http://www.historical-us-maps.com - Original 13 States, Historical Map

New Jersey http://teachingamericanhistory.org - Ratification of the Constitution

Georgia http://www.ushistory.org - The Ratification Process: State by State

Connecticut http://avalon.law.yale.edu - Ratification of the Constitution by each State
Note: (If you change the de to the two-letter USPS designation for each of the first 13 states it will take you to the ratification documentation for that state.)

Massachusetts

Maryland http://en.wikipedia.org - 50 States, List of states and territories of the United States

South Carolina

New Hampshire

Virginia

New York http://constitutionus.com/ - The Constitution of the United States, The Bill of Rights and All Amendments

North Carolina http://www.archives.gov - The Charters of Freedom, Constitution of the United States

Rhode Island http://en.wikipedia.org - United States Constitution