Publication coverage: Geology of North America: 1693 - present ; Geology worldwide: 1933 - presentEstablished by the American Geological Institute (AGI) in 1966, GeoRef indexes over several thousand journals in 40 languages as well as books, maps, reports, most U.S. Geological Survey publications, and American and Canadian masters and doctoral theses.
Publication coverage: 1991 -Interdisciplinary index to journal, newspaper and magazine articles from hundreds of international alternative, radical and left periodicals.
Publication coverage: 2000 - 2015
Publication coverage: 2001 - 2015This database, produced by the Royal Society of Chemistry, was discontinued in 2015 and replaced by Synthetic Reaction Updates. It is an historical archive for all areas of catalysis research published in primary journals from 2000 through 2015.
Publication coverage: 1896 - presentInspec is a multidisciplinary database covering the literature of physics, electrical engineering, electronics, mechanical and production engineering, communications and computing dating back to 1896.
Publication coverage: 1985 -Covers selected journals in complementary (alternative) medicine, physiotherapy, occupational therapy, rehabilitation, podiatry and palliative care.