The collection contains ink illustrations, some with separations, for children's books illustrated by Paul Giovanopoulos.

Collection contains sketches and related materials for two titles illustrated by Paul Mirocha.

This collection contains pencil and ink drawings, and watercolors for two children's books illustrated by Paul O. Zelinsky.

The Peggy Adler papers contains written and illustrative materials for children's books created by Peggy Adler.

Collection contains one ink illustration for book written and illustrated by Pers Crowell.

The collection contains production material related to seven books written and/or illustrated by Dutch-American children's book creator Peter Spier.

This collection contains production material related to children's books illustrated by Petra Mathers.

Phoebe Erickson's papers focus on her work as an author and illustrator of children's picture books. The collection contains production material for books written or illustrated by Erickson.

The Phyllis Rowand Collection contains studies related to one picture book illustrated by Phyllis Rowand.

The Pierr Morgan Papers contain production material related to several children's book illustrated or written and illustrated by Morgan.

Collection contains illustrative material and correspondence related to children's books illustrated by Portia Takakjian.

The Ralph Ray Jr. papers contains illustrative material for children's books illustrated by Ray.

The collection contains drawings and watercolors by illustrator Randolph Caldecott, as well as correspondence he wrote to artist Thomas Armstrong.

Collection contains illustrations for three picture books illustrated by Cruz.

The collection contains illustrative materials for four children's books illustrated by Cuffari.

The collection contains illustrative material for two children's books illustrated by Richard Powers.

The collection contains illustratrive material for children's books created by Richard Scarry.

The Rick Chrustowski Papers contain both written and illustrative production materials related to works created by Rick Chrustowski.

Collection contains illustrations, sketches, and jacket paste-up for two children's books illustrated by Corey.

The collection contains two pencil and watercolor sketches by illustrator Robert Cruikshank.

The collection contains illustrative material for two picture books written and/or illustrated by Robert Lopshire.

The collection contains illustrative material for one children's book illustrated by Robert Lostutter.

The collection contains illustrative material for 24 titles illustrated by Solbert, and includes proofs, illustrations, studies, photographs, drafts, and related production materials.

Collection contains illustrative material for children's books illustrated by Hoffman.

Contains a mixed-media dummy for one title.

The Roxie Munro papers contain illustrations and production material for the title Busy Builders, written and illustrated by Munro.

The collection contains written and illustrative material for three children's books published by Roz Abisch and Boche Kaplan under the name A. K. Roche.

Collection includes typescripts, illustrations, process art, correspondence, and ephemera documenting the career of author and artist Ruth Heller.

The Ruth Robbins Collection contains illustrative production material for four children's books published between 1957 and 1964 with Parnassus Press.

The collection contains Ink drawings and notebook with sketches for one book illustrated by Sergio Ruzzier.