Our library is arranged by the libary of congress subject classification system. More information about it can be found here.
Your areas of interest will be primarily in
Your two best places for finding books will be from our library catalog and from WorldCat.
If you can't can't find enough books on their topic, consider the following:
Extensive collection of digitized works from leading research libraries worldwide, providing access to rare, out-of-print, and public domain materials
Scans of documents providing firsthand accounts of history in the Americas