To see all options for streaming media, check out my video Accessing eMaterials and go to TimeStamp 11:18.
Early European books (EEB) and Early English Books Online (EEBO) will provide pdf full-texts of historic printings.
"The Online Medieval and Classical Library (OMACL) is a collection of some of the most important literary works of Classical and Medieval civilization." You may search by title, author, genre, or language.
Currently Perseus includes materials on Classics, Papyri [non-literary papyri from the Ptolemaic and Roman periods]; English Renaissance [primary and secondary sources in early modern English literature]; London [the Edwin C. Bolles Collection on the history of London from its founding to the 19th century]; California, the Midwest, and Chesapeake [the Library of Congress' American Memory Collection of books on these regions]; Tufts University [primary and secondary sources on the host institution]; Boyle [works and diaries of scientist Robert Boyle]; and electronic exhibits on the Olympic Games and on Hercules/Herakles."