ACM Digital Library
The Association for Computing Machinery’s (ACM) Digital Library includes the full text of all its current (19) journals magazines, (5) co-distributed journals, and (44) conference proceedings. It features searching capabilities and printing.
Coverage: 1991 onwards

Applied Science & Technology Abstracts
Search over 350 key periodicals in the applied sciences and technology.  A good source of information on management, careers and employment, and financial trends in the scientific and technological fields.  From October 1983 to the present.

Compendex
Compendex is the most comprehensive interdisciplinary engineering database in the world with over 9 million records referencing 5,000 engineering journals and conference materials dating from 1884.

MathSciNet
Reviews, abstracts, and bibliographic references to journal articles, conference proceedings, and books in pure and applied mathematics, computer science, and statistics.  1940-Present.
 

ENGnetBASE
A collection of over 700 handbooks covering all fields of engineering.

Computer Manuals Online - (Safari)
Safari provides electronic access to computer manuals from a number of publishers including O'Reilly, Microsoft, Peach Pit Press, New Rider Press, Sams, Que and Cisco.

American Mathematical Society Journals

The AMS is devoted to publishing research mathematics of high quality and significance in all areas of pure and applied mathematics.


World Scientific E-Journals (Physics, Math, Computer Sci)
Provides access to electronic journals published by World Scientific to which Penn State subscribes. Major subject areas included are physics, mathematics, and computer science.