History of Science, Technology, and Medicine Save
Subscription to online database information.
http://www.rlg.org/en/page.php?Page_I...   

Subject Searches of UCSD Library Save
Links to library catalog entries sorted by subtopics within history of technology.
http://gort.ucsd.edu/ds/   

Help build the largest human-edited directory of the web
Suggest a site | Open Directory Project | Become an editor