Below you will find links to databases that the OES libraries subscribe to; all can be accessed both on campus and at home. Most of the databases only require your OES google login for remote access, with the exception of Gale databases, which use the login "oslis."
While your research question will determine which websites will be most useful to you, this is a sampling of resources with reliable information for your projects. If your specific question doesn't seem to fit any of the websites below, contact Erika and she can help you navigate your research quandry. Additionally, Kara put together an excellent guide to local resources to help you in your search.
If we don't have a book on your subject, check the resources below. Washington County and Multnomah County Public Libraries have much bigger collections than we do, and chances are they will have something on your subject. Still not finding what you need? Check WorldCat for library holdings around the world, and send the citation to Erika, who can order just about anything from Interlibrary Loan.