Accessible Archives Primary source material from 18th and 19th century periodicals, particularly useful for civil war and genealogical research. Includes: Godey`s Lady`s Book, The Pennsylvania Gazette, The Charleston Mercury, The New York Herald, Richmond Enquirer, 19th Century African American Newspapers, The 19th Century American County Histories to 1900, The Pennsylvania Newspaper Record: Delaware County, The Industrial Revolution in Delaware County /w Vital Statistics, The Pennsylvania Genealogical Catalogue: Chester County.