Series consists of correspondence to and from Robert Alden Sanborn to family, colleagues and publishing contacts regarding his writing process and progress, his family, and his personal interests including the social development of children and the work of Carl Jung.

Series predominantly consists of type- and manuscripts drafts written by Robert Alden Sanborn. Focused primarily on the social development of two young girls referred to as "Little Anna" and "Bunty" the narrative drafts include extensive revision annotations. Also in the series are draft letters regarding a child model named Carol and children in the writing of Lewis Carroll, as well as poems written by Sandborn and his mother Mary Farley Sanborn.

Series consists of published works and typescripts, one incomplete, written by Mary Farley Sanborn. They include the story Valor Ranch and pieces of poetry that appeared in various literary publications.

Series consists of ephemera collected by Robert Alden Sanborn including a booklet of poetry by Bonnie Elizabeth Parker, greeting cards, and clippings regarding his writing and general interests.