This image is from the Rare and Special Collections Division of the Library of Congress. More digitized (and historical) children's books can be found at the link below.
The Hubbs Children's Literature Collection is located on the main floor of Keffer Library. It is open during all library hours. This collection includes picture books, fiction for grades K-12 and nonfiction for K-8 with fewer titles for high school level.
The collection is arranged in Library of Congress Classification. For fiction, this means that picture books, chapter books, and young adult titles are innerfiled alphabetically by author. Common literature call numbers include:
Nonfiction is arranged throughout the rest of the collection (call numbers starting with A-PS and Q-Z). You may also find information books that are in a graphic novel format (don't let the format confuse you). Ask for assistance if you cannot locate something.
This guide has a number of pages with specialized information related to children's and young adult literature. Please explore them and learn more.
You may also wish to use these guides.