JSTOR provides access to many major academic journals back to the nineteenth century. Go to the "Articles" tab of this Guide to find JSTOR.
Dulaney-Browne Library also has back issues of popular magazines in print and microfilm from the late-nineteenth to the early-twentieth century onwards. These excellent sources include titles not available online, such as the American Mercury (1924-1981) and the Ladies Home Journal (1937-2010). See the Journals A-Z List to find particular issues (go to the "Articles" tab of this Guide).
Metropolitan Library System features the "Historical Newspapers" database, including the Los Angeles Times (1881-1990), the Washington Post (1877-1997), and the New York Times (1851-2010). The "America's Newspapers" database has titles going back 300 years. Click on "Research" button to find list of databases. Log-in requires an MLS library card (free to county residents including OCU students).