Abstract Correspondence; writings; diaries, including Peterson's (1895-1907) and that of his wife, Mary Jane "Polly" Peterson (1906-1907); albums and scrapbooks; and miscellaneous materials. A significant amount of material addresses the Brigham Young Academy (BYA) evolution controversy, including several essays written by Peterson, a letter from him to BYA president Joseph F. Smith, and a scrapbook of clippings. Also included are affidavits concerning the Josephite Church; a typescript of Peterson's...