Ephemera and photographs of the Saratoga Springs High School class of 1910 and its most famous son, Frank Sullivan, compose the bulk of the collection. Included is information on the Hall, Ennis and Walters families.

The Frank Sullivan Collection reflects the life of author and humorist, Frank Sullivan, beginning with content on his ancestry, continuing through his professional life, and concluding with his death, remembrances, and the exhibits and programs celebrating his life. The collection consists of articles written by Sullivan, newspaper articles featuring Sullivan, correspondence, photographs, and ephemera.