Each book in the library is given at least one authorized Library of Congress Subject Heading. You can search for the authorized heading(s) associated with your topic in the LC Subject Authorities.
The collection is organized by the Library of Congress Classification system.
Each of these subject headings is searched using the su: prefix. You can narrow the topics by adding keywords.
Works about animals are located under the very broad heading Animals. More precise results can be found using one of the narrower headings listed below:
Animal Rights is another possible heading of interest. More precise results can be found using one of the narrower headings listed below:
Some other potentially useful subject headings include: