Primary means written at or near the time of the historical event.
Secondary means written many years later, probably by a scholar researching the historical event.
If you are new to UNC Charlotte, you may want to browse the library's how-to videos and attend one of our drop-in library tours or research 101 sessions.
Books are organized in the library by the Library of Congress Classification System. LC Subject Headings are assigned to every book. They will help you locate more relevant books on your topic.
You can find other videos on requesting materials from other libraries, accessing your My Library account, requesting group study rooms, and more at the Atkins Library YouTube Channel.
You can find some primary sources in books. Below is a list of relevant subject headings. When searching for these in the catalog, try adding "sources", "documents", "correspondence" to your search.