O nline P ublic A ccess C atalog. Books can provide a good overview of a topic, as well as in-depth information.
Most searches are by author, title, subject, or keywords.
Only the titles of journals and magazines are in the OPAC, NOT the author or title of an article. Materials in this library are classified and shelved by call numbers according to the Library of Congress classification system . Library of Congress Subject Headings are used to describe the primary subjects covered. Books are delivered to the library in 3-5 days. Materials found there can be requested online from InterLibrary Loan .