When you know the title of the item you are seeking, the first step is to search by title in an online catalog.
Reference books are useful for identifying people, places, events, dates, etc. Many articles in reference books include a bibliography of recommended sources. Here is a a very small sample of the reference books that may be useful.
The library provides access to hundreds of thousands of ebooks from a variety of sources. For information about ebooks, see the online guide to Ebooks.