This collection consists of 12 ink and watercolor illustrations for Befana's Gift, illustrated by Robert Quackenbush.

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.

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

The collection contains illustrative material for a dozen children's books illustrated by Susanne Suba.

The collection contains three pieces of artwork related to children's books illustrated by Talivaldis Stubis.

Tasha Tudor's papers focus on her work as an illustrator of children's books. The collection contains production material and illustrations for children's books published between 1945 and 1963, as well as other artwork, including greeting cards.

The collection contains original artwork and production material for children's books created by Ted Lewin.

Tomie dePaola's papers focus on his work as an author and illustrator of children's books. The collection contains production material for over 160 books written and/or illustrated by dePaola, including original artwork, drafts, proofs, and correspondence, and related materials.

Collection contains illustrations and production material for children's books and magazines illustrated by Tony Waters.

The Virginia Lee Burton Collection contains the original watercolor illustrations for The Little House, as well as some additional items of art and one printed textile.

Collection contains watercolor, ink and pencil illustrations and paste-up dummies for three children's books illustrated by Vagin.

Wanda Gág's papers focus on her work as an author and illustrator of children's books. The collection contains production material for published and unpublished titles, and personal correspondence and papers.

The collection includes a dummy for Roland the Minstrel Pig and original illustrations for CDB!, by William Steig

The collection contains illustrative materials for 36 titles, and includes illustrations in various media, some with separations, a photograph illustration, collage studies, jacket studies, layout studies, jacket proofs, scratchboard illustrations, and an original colored sketch.

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.