Early English Books Online (EEBO) contains 100,000 of the over 125,000 titles listed in Pollard & Redgrave’s Short-Title Catalogue (1475-1640), Wing’s Short-Title Catalogue (1641-1700), and the Thomason Tracts (1640-1661).  Among the thousands of titles featured in EEBO are works by Malory, Bacon, More, Erasmus, Boyle, Newton, Galileo; musical exercises by Henry Purcell and novels by Aphra Behn; prayer books, pamphlets, and proclamations; almanacs, calendars, and many other primary sources.  Full images and full text for some select works.