arXiv is an open-access archive for scholarly articles in the fields of physics, mathematics, computer science, quantitative biology, quantitative finance, statistics, electrical engineering and systems science, and economics.
The full text of the most recent edition of the CRC Handbook of Chemistry and Physics. Note: Up to two (2) people can search this database at any one time.
The full text of over 1,000 reference books -- including many scholarly subject encyclopedias -- covering a wide variety of disciplines and subjects. A good source for background information. Includes a collection of Physics reference e-books.