Primary source databases

Archive of Americana (via IUB Libraries homepage)

Early American Imprints, Series I: Evans, 1639-1800

Early American Imprints, Series II: Shaw-Shoemaker, 1801-1819

America's Historical Newspapers, 1690-1922

ProQuest (via IUB Libraries homepage)

American Periodicals Series Online, 1740-1900

Infotrac (via IUB Libraries homepage)

19th Century Historical United States Newspapers

Accessible Archives (via IUB Libraries homepage)

African-American Newspapers: The 19th Century

Godey's Lady's Book, 1830-1889

Pennsylvania Gazette, 1728-1800

Alexander Street Press (via IUB Libraries homepage)

Early Encounters in North America, 15th-19th Century

In the First Person, 1500s to Present

North American Women's Letters and Diaries, Colonial to 1950

via American Memory Project at the Library of Congress (http://memory.loc.gov/ammem/index.html)

A Century of Lawmaking for a New Nation, 1774-1875 (http://memory.loc.gov/ammem/amlaw/lawhome.html)

  Journals of the Continental Congress (http://memory.loc.gov/ammem/amlaw/lwjc.html)

  Letters of Delegates to Congress (http://memory.loc.gov/ammem/amlaw/lwdg.html)

  American State Papers, 1789-1838 (http://memory.loc.gov/ammem/amlaw/lwsp.html)

  Revolutionary Diplomatic Correspondence of the United States (http://www.memory.loc.gov/ammem/amlaw/lwdc.html)

American Notes: Travel in America, 1750-1920 (http://memory.loc.gov/ammem/ndlpcoop/moahtml/snchome.html)

From Slavery to Freedom: African-American Pamphlet Collection, 1822-1909 (http://memory.loc.gov/ammem/aapchtml/aapchome.html)

Nineteenth Century in Print (http://memory.loc.gov/ammem/ndlpcoop/moahtml/snchome.html)

via University of Michigan

Making of America [19th-century books] (http://quod.lib.umich.edu/m/moa/)

via University of Virginia

Early American Fiction, 1789-1875 (http://collections.chadwyck.com/home/home_eaf2.jsp)

via Mount Holyoke College

Documents Relating to American Foreign Policy, Pre-1898 (http://www.mtholyoke.edu/acad/intrel/pre1898.htm)

via Colonial Williamsburg

Virginia Gazette, 1736-1780 (http://research.history.org/DigitalLibrary/BrowseVG.cfm)

via Descendants of Mexican War Veterans

U.S.-Mexican War (http://www.dmwv.org/mexwar/mexwar1.htm)

other

Nineteenth-Century Index (http://c19index.chadwyck.com/home.do)