President's public messages, statements, speeches, and news conference remarks.
Compilation of the Messages and Papers of the Presidents (1789-1902)
GovInfo - Public Papers of the Presidents
American Presidency Project (transcripts, and an audio/video archive of presidential speeches)
University of Michigan Public Papers of the President (from the Hoover to Clinton presidencies)
The Public Papers of President Ronald W. Reagan
Compilation of Presidential Documents since 1993
Transcripts from the Commission on Presidential Debates (unofficial transcripts of most presidential and vice presidential debates)
Debates - American Presidency Project (also convention speeches, party platforms and elections data)
The Federal Register (official daily publication for rules, proposed rules, and notices of Federal agencies and organizations, as well as executive orders and other presidential documents)
The Living Room Candidate: Presidential Campaign Commercials, 1952-2012
Presidential history (UVA Miller Center)
Library of Congress collections (search to find papers of many U.S. presidents)
Presidential Libraries' digital archives: some, like Robert F. Kennedy's library, have digital collections. See list of presidential libraries.
