The Avalon Project (Yale Law School.) These are digital historical documents relevant to the fields of law, economics, politics, diplomacy and government.
Books On-Line - The full text of a number of books in various subject areas, including history, are available on line.
Chronology of US Historical Documents Early Canadiana -includes 3,200 complete books and pamphlets
EuroDocs: Primary Historical Documents from Western Europe The Historical Text Archive (includes Africa, Asia, Canada, Europe, Latin America, Mexico, U.S.A., African American, War, Women's History, Arctic Circle, Archives of European Communities, Afrigeneas)
Humanities Text Initiative Internet Library of Early Journals - 18th and 19th centuries journals