Generally, first-hand accounts of an event are considered primary sources, and materials created by a person analyzing that event at a later time are considered secondary sources.
Where you'll find primary and secondary sources varies depending on the topic you're researching, but the "Primary Sources" and "Secondary Sources" pages of this History guide can help you get started.
Where you'll find primary and secondary sources varies depending on the topic you're researching, but here are some tips to get you started with your search.
Visit the databases page to search by subject or type, browse by alphabet, or view all databases.