The Clayton C. Allard Papers includes letters, documents, photocopies, newsclippings, photographs, published book, thesis, and miscellaneous. The collection largely consists of Allard's letters to his family detailing his experience in the Army during the Philippine American War, and the aftermath of his death upon his family. A master's thesis and a book "Uncle Clayton: A Soldier's Life in Letters," both based on Allard's letters are included in the collection. Topics include the Philippine American War; China during the Boxer Rebellion; the 9th Infantry, Co. L, of the U.S. Army; Lacona, NY; Madison Barracks (Sackets Harbor, N.Y.); Hawaii; the Presidio of San Francisco (Calif.); "Uncle Clayton: A Soldier's Life in Letters"; and the Allard and Near families.