These materials include a letter from William A. Mercer informing the Bureau of Indian Affairs that, under orders from the War Department, he was departing for a physical examination and cavalry test. Assistant Superintendent J. R. Wise was placed in charge of the school during Mercer's absence.
November 21, 1907
Standard Forms & Transactions
National Archives and Records Administration
RG 75, CCF Entry 121, #92188-1907-Carlisle-135