QCAT is the library catalogue for all of the libraries at Queen’s University. Search QCAT to find books, journals, newspapers, government documents, videos, maps and more at the Library, as well as to renew and recall items, save searches and use other account features.
There are many ways to search QCAT to find items that you need – the most used being by title, author, subject, and keyword. For search tips, go to our Search help guide.
The library organizes its materials according to the Library of Congress Classification (LC) system. For a brief introduction, go to this web site: Library of Congress Classification Outline.