The GPO (Government Publishing Office) has some unique items online such as the Articles of Confederation and the Gettysburg Address. Also included are the Proclamations and Executive Orders of Presidents from 1945-1989, the Declaration of Independence, the Constitution, and the Bill of Rights.
This site contains the Journals of the Continental Congress, the Statutes at Large, the House and Senate Journal, the Annals of Congress, the Register of Debates, the Congressional Globe, and much more.
From the Library of Congress, American Memory Historical Collections. The documents included are Early Congressional Documents, the Declaration of Independence, the Federalist Papers, and the Constitution of the United States.
The Avalon Project at the Yale Law School breaks documents down into the categories of Ancient Documents (4000 B.C.E.-399 C.E.), Medieval Documents, and 15th through 21st Century Documents. Can search by Author, Subject, or Title. It also has the common names of Diplomatic Documents.
From the Government Publishing Office. May browse the 1991-1992 papers of George H.W. Bush, the complete papers of William J. Clinton, the complete papers of George W. Bush, and the 2009-2010 papers of Barack H. Obama. To search, go to the advanced search page, type your search, and add the title "Public Papers" to the Selected Collections box.
From the University of California, Santa Barbara. Has text of public papers from Herbert Hoover to Barack Obama. Can search by keyword or browse year and/or month.
An independent non-governmental research institute and library located at The George Washington University, the Archive collects and publishes declassified documents obtained through the Freedom of Information Act. Has Electronic Briefing Books on subjects such as Europe and Nuclear History. The Special Exhibits listed on the NSA home page include The Cuban Missile Crisis, 1962 and Nixon Meets Elvis.
The Ad*Access Project, funded by the Duke Endowment "Library 2000" Fund, has images of over 7,000 advertisements printed in U.S. and Canadian newspapers and magazines; covering five product categories - Beauty and Hygiene, Radio, Television, Transportation, and World War II propaganda - dated between 1911 and 1955.
May search terms or browse collections by topic, time period, format, or place. Includes sound recordings, videos, photographs, books, maps, and sheet music.
This site features images of artifacts and historic documents held by the Texas State Library and Archives Commission. Includes the Texas Declaration of Independence, Travis' Letter from the Alamo, and voting results for annexation.
This online version of The Handbook of Texas by the Texas State Historical Association is an excellent multi-disciplinary encyclopedia of Texas history, geography, and culture. It has more than 25,000 articles on people, places, events, historical themes, institutions, and many other topics.
The Texas Historical Commission (THC) is the state agency for historic preservation. THC staff works with citizens and organizations to preserve Texas' architectural, archaeological, and cultural landmarks; has Rules and Regulations about preservation.
The site includes an archive of The Medallion magazine. For issues older than 2011, please visit the Cornette Library Government Documents Unit.
The Historian's Office publishes the official documentary history of U.S. foreign policy in the Foreign Relations of the United States (FRUS) series. Volumes of the FRUS covering 1945-1980 may be searched or browsed. The site has overviews of key milestones in U.S. history. The department history includes information such as lists of which countries a president visited and for what purpose.
Has DOE timeline and a list of history publications. The interactive history of the Manhattan Project is of special interest. Additional Resources include a "Cold War History" and historical photographs.