Looking at reference sources is a good way to begin your research. Specialized encyclopedias can help you launch future research by providing background material, key terms, and citations to more detailed sources. Handbooks and desk reference books are good places to quickly look up facts.
Here are a few reference sources that might be useful. Print books are in the reference collection on the main floor of the library. E-books can be read within your browser.
The Penguin Concise Dictionary of Art History by 
Illustrated Dictionary of Photography: The professional's guide to terms and techniques by 