Academic Journals Database--"a universal index of periodical literature covering basic research from all fields of knowledge, and is particularly strong in the humanities and the social sciences."
JURN--over 4,000 scholarly e-journals in the arts and humanities with over 3,000 in English.
Project Gutenberg: "offers over 40,000 free ebooks: choose among free epub books, free kindle books, download them or read them online."