1964-present Compendex, now part of Engineering Village, is a large interdisciplinary engineering database listing journal articles, technical reports and conferences, and adds over 220,000 new abstracts each year. Includes book reviews.
1861-present Full text (PDF for download) of most dissertations accepted from 1997 on, some earlier works and some master's theses. Also lists dissertations and theses accepted from 1861 on in the US and at some international universities.
Large collection of handbooks on chemistry and engineering. Topics include textiles, adhesives, metals, plastics, and other materials; biotechnology; food science; pharmaceuticals; industrial safety; aerospace; and most areas of engineering.
Provides access to Chemical Abstracts, including the CAplus database of chemical literature and patents, CASREACT, and the Registry database. Click on the above link for more information and instructions on downloading.