Encyclopedias, as with other reference works, such as dictionaries, bibliographies, atlases, can provide the user with needed background information on a topic or subject.
They can help you determine the following relevant information on your topic/subject/issue:
The Reference Collection is located on the 1st floor, behind the Reference Desk.
Books on American history and culture will span different call number ranges, depending on the subject matter: General (A); American history (E); Anthropology (G); Sociology (H); Art (N); Film/Television (PN); Literature (PS); Health & Medicine (QM-R), etc.
For a complete list see the Reference & Research page.
Credo Reference has created its own LibGuide for American Studies-related resources. Check it out.