Some examples of primary sources you might consult. USC has this index from 1851 - present. For the 19th Century indexes, you must look under each year separately. Articles Consult an Index that lists citations to articles. First, go to the Indexes by Subject Page to choose an index that covers your subject area.
Some indexes cover a variety of subjects.
To limit your search results to scholarly articles, use the Advanced Search option and click in the Peer Reviewed box. Consult a print index such as Reader's Guide to Periodical Literature , Humanities Index , or Social Science Index to find references to older articles. These indexes are located on the row of shelving in front of the Super Lab. Once you have found citations to articles dealing with your topic, you must determine whether the library owns the journal. If the library does not own the item you need, you may request it through our Interlibrary Loan Dept.