Image courtesy Cardinal Stritch University Library
Primary sources are contemporary, first-hand, (un)published accounts of an event. Published = printed, filmed, uploaded, or digitized (non-archival) materials. How to Read a Primary Sources (Bowdoin College) wesbite includes a helpful section (2b) with tips for what kinds of questions to ask when evaluating a primary source.
Archival Collections
Newspapers
Primary Source Publications
Publications of original documents, often with retrospective scholarly analysis and bibliographies.
Audiovisual Materials
Numerical & Geospatial Data
Primary Source Databases
Image courtesy Cardinal Stritch University Library
Secondary Sources are analyses based on the author's own reading of existing primary sources. Scholarly works use peer-reviewed academic sources, such as journal articles, books, and book chapters for research.
What is a scholarly or peer reviewed article? View NCSU Library's tutorial: Peer Review in Three Minutes
Examples of Secondary Sources
Books
Articles
Dissertations & Theses
Book Reviews