Collection consists of material relating to Nellie McClung, collected by Mary Youson. Collection includes books by and about Nellie McClung; news clippings and articles; ephemera; talks and notes by Mary Youson and others; and correspondence.

Collection consists of books written by McClung, as well as photographs, personal correspondence to McClung, and ephemera collected by family friends. The collection is arranged into 4 series: Books, Correspondence, Ephemera, and Photographs.