Subject encyclopedias, handbooks and overviews are scholarly, tertiary works written by experts on a variety of topics. The articles are typically longer and more detailed than those found in general encyclopedias. These resources can help you with:
"Hypatia (1900 Play)" By Hulton Archive/Getty Images, Public Domain
In Collins Library, the print reference collection is located on the first floor, and most of the online reference collection is available in one of the database collections listed below. Use Primo to identify subject encyclopedias in either format; or ask a librarian for recommendations.