Internet Encyclopedia of Philosophy: a simple source for terms and definintions, but also more in-depth articles on a topic. Confused about time lines? This internet resource also includes a timeline of western philospohy.
ebooks: If you are looking for electronic copies of philosophical writings (such as Aristotle's Politics or Kant's Critique of Pure Reason), use the Summon, the main search box on the library's homepage, use the 'Books/eBooks' filter down the left side of your results. Or you can try these free online sources:
Project Gutenberg: "is the first and largest single collection of free electronic books, or eBooks....The Project Gutenberg Philosophy is to make information, books and other materials available to the general public in forms a vast majority of the computers, programs and people can easily read, use, quote, and search"
ALEX Catalog is a collection of public domain documents including western philosophy which can be browsed or searched, and downloaded on to your computer in PDF.