Database topics
Science (General); Medicine; Engineering
The National Academies Press (NAP) was created to publish the reports issued by the American bodies National Academy of Sciences, the National Academy of Engineering, the Institute of Medicine, and the National Research Council. The NAP publishes more than 200 books a year on a wide range of topics in science, engineering, and health. Thousands of books can be read online for free and many downloaded for free.
Many titles are offered in Adobe PDF format. Many of these books can be downloaded for free by the chapter or the entire book, while others are available for purchase. Many more books are also freely readable online in HTML format. The 'Discovery Engine' feature can be used to perform keyword searches across the full range of NAP publications, and specific subject areas can be browsed as well.
Database topics
Science (General); Engineering; Medicine; Social Sciences (General)
Book
1 online resource.
Covers the full range of scientific disciplines, including those published by Elsevier, Pergamon, Academic Press, plus Woodhead Publishing, and Gulf Professional Publishing imprints, over 17,000 eBooks, 59,000 Major Reference Works chapters,
Database topics
Science (General); Engineering; General and Reference Works; Mathematical Sciences; Physics and Astronomy; Earth Sciences; Biology
Provides online, full-text access to Springer's journal and e-book titles, as well as titles from other publishers. Subjects include: life sciences, chemical sciences, environmental sciences, geosciences, computer science, mathematics, medicine, physics & astronomy, engineering and economics.

4. xSearch

Database topics
General and Reference Works; Philosophy; History; American History; Political Science; Social Sciences (General); Law; Education; Music; Art, Architecture and Design; Language; Science (General); Medicine; Agriculture, Forestry, and Wildlife; Engineering
Physical extent
1 online resource
xSearch allows you to search multiple databases at one time. Resources searched include abstracts and indexes that cover articles, conference proceedings, patents, and technical reports. xSearch resources also include full-text resources (books, journals, and reference materials) as well as library catalogs for archival materials and data sets.50