Academic Search Complete, designed specifically for academic institutions, is the world's most valuable and comprehensive scholarly, multi-disciplinary full-text database, with more than 8,700 full-text periodicals, including 4,400 peer-reviewed journals. In addition to full text, this database offers indexing and abstracts for more than 13,000 journals. The database features PDF content going back as far back as 1887.
JSTOR is an electronic archive of selected journals in various disciplines. It attempts to maintain complete journal holdings from the first volume, but current volumes (from the past three to six years) are not included.