The collection contains proofs, typescripts, and original illustrations by Hugh Berta and Newell R. Minick for three titles written by Clarence Jonk.

The collection contains written and illustrative items related to the life and work of Dahlov Ipcar, including production material for her children's books and related material.

This collection consists of original art and manuscript materials related to works written and/or illustrated by David LaRochelle.

Collection contains written production material for several books by Parker, as well as one unidentified illustration.

Collection contains illustrations and notes for children's books illustrated by Weihs.

Collection contains written and illustrative material related to children's books created by Irma E. Webber.

This collection contains art and written production materials for children's books created by Jeanette Winter.

This collection contains both production materials from over 30 titles either illustrated by or written and illustrated by Joe Lasker.

The collection contains illustrations, drafts, and related production material for over a dozen children's books created by Paul Goble.

Collection contains correspondence, typescripts and illustrations for five children's books and one magazine illustrated and/or written by Walter Wilwerding.

The Witold Mars papers contains artwork and other material related to children's books illustrated by Mars, as well as correspondence related to some titles, as well as designs for Christmas cards, advertising and commercial art, and other artistic endeavors.