The Margot Austin Collection contains illustrative production material from two stories published between 1941 and 1953.

Marguerite Henry's papers focus on her work as an author of books for children and young adults. The collection contains production material for titles published between 1942 and 1996 as well as material from unpublished works. It also contains correspondence, research notes, and awards.

The collection contains manuscipt material for one title by Marianna B. Prieto, published under the name Anina Roa.

Marie Halun Bloch's papers contain material related to her career as an author of children's and young adult books.

The collection contains illustrative work in various media a half-dozen children's books illustrated by Stern.

The collection contains written production material for three children's books written by Marily Gould.

The collection contains a typescript and proofs for one children's book written by Marilyn Kaye.

Marilyn Sachs's papers focus on her work as an author of children's and young adult fiction and contain production info for dozens of works by Sachs.

The collection contains written production material for children's and young adult books by Marilyn Singer.

The Marilynne Roach papers contains both written and illustrative production for one children's book by Roach.

The Marion Dane Bauer papers contains manuscript materials related to children's and young adult books written by Bauer.

Collection contains illustrative materials, typescripts, page proofs, and related materials for three children's books written and illustrated by Marion Holland.

This collection consists of production material related to children's books created Marissa Moss.

The Marjorie Allen papers contains written production material for two books by Allen.

The Marjorie Reynolds Collection contains written production material from two children's titles published in the mid 1960s.

Mark Teague is an American author and illustrator of children's books who has illustrated over 40 books. The collection includes corrected typescripts, dummy photocopies, and correspondence related to several titles by Teague.

The collection contains production material for six books for young people by Martha Bennett Stiles.

Contains written production materials for two children's books written by Martha Miller Pfaff Ivan, published under the name Gus Tavo.

The collection contains written production material for one title compiled by Martin Greenberg and Charles Waugh.

The Mary Bahr Collection contains a typescript photocopy for one picture book.

The Mary Calhoun papers contain materials related to children's books written by Calhoun.

The Mary Casanova Papers contain typescripts, proofs, notes, correspondence, clippings, research material and commentary related to her children's books.

The collection contains production material for juvenile titles written by author Mary Downing Hahn.

This collection consists of production material for one book written by Mary Hershey.

The collection contains typescript and notes for one children's book written by Mary Jane Carr.

The Mary Losure Papers contain original typescripts and related materials for works written by Losure.

The collection contains an illustrated dummy for one children's book created by Mary Miller Salem.

The collection contains material related to Mary O'Neill's career as a children's book author, including production material and correspondence.

The collection contains production material for six books by Mary Q. Steele.

The Mary Rodgers Collection contains written production material for four titles published between 1969 and 1982, as well as a large amount of correspondence from children.