Office of the President, White House
American Presidency Project, via UC Santa Barbara

Addresses and Debates
Commission on Presidential Debates
See Debates History.
Inaugural Addresses of the Presidents of the U.S., via Columbia U.
State of the Union Addresses

Documents
Economic Report of the President
Presidential Executive Orders 1826 -
Full-text of executive orders via American Presidency Project
Presidential Directives and Where to Find Them, via Library of Congress
Weekly Compilation of Presidential Documents, via NARA/GPO

Inaugurations
Presidential Inaugurations, via Library of Congress

Libraries
Presidential Libraries, via NARA
National First Ladies' Library

Life Portraits / Portraits
Portraits of the Presidents from the National Portrait Gallery
Portraits of the Presidents and First Ladies, via LC

Public Papers of the Presidents of the U.S, via
Library of Congress
NARA (1991- present)

Budget

Budget of the U.S. Government

Congressional Budget Office

Office of Management and Budget (OMB)

usbudget.com
Provides complete, timely information on federal budget and appropriations developments. Registration required.