Lensey Namioka's papers focus on her work as an author of children's and young adult fiction. The collection contains production material titles published between 1989 and 2006.

The LeRoy Allen papers contain written production material from one book by Allen.

This collection contains manuscript material for one title written by Lesa Cline-Ransome.

The Lilian Moore Collection contains a typescript and correspondence related to one book of children's poetry by Moore.

This collection consists of typescripts and material related to the creation of one children's book by Lillian Brady.

This collection consists of papers related to works written by Linda Crew.

The collection contains production material related to one nonfiction children's book written by Linda Grant DePauw.

Collection contains production materials for one title authored by Linda Keefe and three bound hand printed books.

This collection consists of manuscript materials related to publications written by Linda Sue Park between 1999 and 2013.

Collection contains typescripts and material for one children's book.

Lisa Desimini wrote My Beautiful Child, Policeman Lou and Policewoman Sue, and Trick or Treat, Smell My Feet! The collection includes correspondence, dummy photocopy, production material, typescripts, reviews, and unpublished corrected typescript photocopy.

Collection contains production material for children's books by Lisa Westberg Peters.

This collection consists of manuscript material related to children's books by Lisa Yee.

The collection contains written production material for three titles.

The collection contains written material related to four titles translated by Lise Somme McKinnon.

The collection contains production material for one title written by Brown.

This collection consists of holographs, typescripts, correspondence, press materials, artwork, photographs, and recordings associated with the creation of Zin! Zin! Zin! A Violin and its subsequent performances and readings.

The collection contains production material related to seven titles written by author Lois Duncan.

Lois F. Harvey's collection consists of papers and typescript for one children's book, Toyanuki's Rabbit.

The collection consists of production material for one title by Lois Kalb Bouchard.

Lorenz Graham's collection contains papers related to his publications for children, as well as correspondence and other materials.

The collection contains typescripts and publication materials related to two young adult novels written by Loretta Ellsworth.

The collection contains production material for two nonfiction children's books, stories created for educational software, newspaper articles, and material related to a chapter on the history of Bloomington, Minnesota, written by Lorraine Jolain Cazin.

The Louis Sachar Papers contain typescripts, correspondence, and page proofs related to the creation of nine published books by Sachar.

The collection contains typescripts for two children's books written by Louise Bower and Ethel Tigue.

The collection contains typescripts related to one children's book written by Louise Fatio.

Collection contains a corrected typescript for one children's book by Louise Tanner.

The Loverne Morris papers contains production material for one nonfiction children's book written by Morris.

The collection contains typescripts and proofs for nonfiction books written by Lucy Kavaler.

The collection contains written production material related to three books translated by L. W. Kingsland.