Research Guides: Biology: Find Books and Videos

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Call Numbers

The Library of Congress classification for biology is QH. More specifically, QH is broken down as follows:

QH1-278.5 Natural history (General)
QH1-(199.5) General Including nature conservation, geographical distribution
QH201-278.5 Microscopy
QH301-705.5 Biology (General)
QH359-425 Evolution
QH426-470 Genetics
QH471-489 Reproduction
QH501-531 Life
QH540-549.5 Ecology
QH573-671 Cytology
QH705-705.5 Economic biology

Browsing in any of these areas may lead to the discovery of valuable material in addition to the specific items listed in this guide. You may also want to look in the QL (zoology) and QR (microbiology) sections.

Catalogs and Collections

eBook Collection This link opens in a new window
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Full-text of eBooks on a variety of topics.

HathiTrust Digital Library
Digital preservation repository that provides long-term preservation and access services for public domain and in copyright content from a variety of sources, including Google, the Internet Archive, Microsoft, and in-house partner institution initiatives.
The National Academies Press
Publishes more than 200 publications per year on a wide range of topics in science, engineering, and medicine, providing authoritative, independently researched information on important matters in science and health policy.