The William Henry Bisbee collection is comprised of 20 letters, telegraphs, and memoranda dating between 1898-1901. The collection includes correspondence written to and by Bisbee, relating to Bisbee's service in the United States Army during the Spanish-American War and Philippine-American War, notably with William Rufus Shafter, James Franklin Bell, and Loyd Wheaton. The collection also includes military orders, other military documents relating to Bisbee's career, and a copy of his military record. Notably, the papers include a confidential letter to the officers of Bisbee's regiment, handwritten after reading a telegram from General Douglas MacArthur. The letter describes in practical detail acceptable interrogation methods.