The papers of Jack H. Hexter include biographical and autobiographical information, professional and personal correspondence, notes and clippings as a part of research for his publications and the “Troops to Teachers” plan, copies of speeches and publications, and three reel-to-reels.

Higher Ground: Honoring Washington Park Cemetery Exhibition Collection consist of ten prints of photographs by Jennifer Colten displayed during the exhibition, one print of the 1921 general plan of Washington Park Cemetery, and publicity materials relating to the exhibition at the Sheldon Art Galleries.

The Arthur Hughes Papers consists of correspondence, notes, photographs, clippings and announcements, and cassette tapes.

This collection contains the speeches and professional association correspondence of George E. Kassabaum.

This collection focuses on Jane Loevinger's time in St. Louis, as a professor at Washington University and her work in the field of ego development. Loevinger's earlier professorship at UC Berkeley is also represented in the collection, to a lesser extent. Jane served as a founder of a new form of study in the field of ego development, a figure for women in the field of psychology and is recognized in her papers, and the documents in the collection.

These papers comprise of Mackenzie’s notes from courses that he taught at Washington University, a few personal writings, and numerous items that chronicle his interest in military matters from World War I and World War II.