U.S. Presidential Library

This HeinOnline database includes messages and papers of the presidents, daily and weekly compilations of presidential documents, public papers of the presidents, documents relating to impeachment, Title 3 of the Code of Federal Regulations (CFR) and a host of other related works.
Link
http://www.library.tufts.edu/ezproxy/ezproxy.asp?LOCATION=USPL
Alt title

United States presidential library

Presidential library

HeinOnline's U.S. presidential library

HeinOnline U.S. presidential library