Major Research Tools A to Z

For complete lists of research tools, see Research Tools by Subject

Derwent Innovations Index
Index
Coverage: 1963-present (patents); 1973-present (patent citations)
Database of information on international patents in chemical, electrical and electronic, and mechanical engineering. Allows for patent citation searching.
Dictionnaire de la langue française du seizième siècle
Full-text
Online edition of Huguet's dictionary of Renaissance French.
Dissertation Abstracts Online
Index
Coverage: 1861-present
Index of dissertations and theses from institutions in the United States, and more selectively, Canada, Britain, and other European countries. Abstracts are included for dissertations from 1980 to the present.