| The NASA Astrophysics Data System |
Physics, Astrophysics, and Instrumentation. | |||||||
| FreeBooks4Doctors! |
Medical books. | |||||||
| Medical Textbooks Online |
Medical reference textbooks, grouped by specialty. | |||||||
| Medicalstudent.com |
Medical books and information intended for medical students. | |||||||
| National Academies Press |
Contains more than 2,500 books. | |||||||
| National Center for Biotechnology Information |
Medical books and papers. | |||||||
| Neonatology on the Web: Classic Papers and Books |
Books and other resources on neonatology. | |||||||
| Networked Computer Science Technical Reports Library |
An international collection of computer science technical reports from CS departments and industrial and government research laboratories. | |||||||
| The Online Books Page |
Hosted by the University of Pennsylvania. | |||||||
| Online Books 4 Free |
Medicine, science, and technology. | |||||||
| Project Gutenberg |
Contains thousands of online texts in the public domain. Contains some science books. | |||||||
| The University of California Press eScholarship Editions |
Over 300 of the University of California Press eScholarship Editions are available to the public. The other titles are currently only available to USC faculty, students and staff. | |||||||
| The Virtual Hospital | Texts on medical issues. | |||||||