Early American Newspapers, 1690-1900 Based primarily on the listings in Clarence Brigham's History and Bibliography of American Newspapers, 1690-1820 and Winifred Gregory's Union list of serials in libraries of the United States and Canada, this database focuses on newspapers first published before the Civil War. The collection includes over 900 newspapers. Includes the Philadelphia Inquirer (1860-1900), Philadelphia Public Ledger (1836-1876) and Philadelphia North American (1839-1879) as well as many other Philadelphia Newspapers.