Papers of John Franklin Calbreath, an Oregon physician and state senator, including family letters of Sidney and Mianda Smith, John U. Smith, and Irene Smith Calbreath; political letters from John H. Mitchell and George W. McBride; a copy of an 1839 overland journal of Sidney Smith; accounts and notebooks of John Franklin Calbreath; and biographical and genealogical materials.

Henry Moorhead Montgomery (1863-1932) was a contractor and insurance agent in Portland, Oregon. Papers include business correspondence, 1888-1927, regarding a suit for timber lands, construction of Heceta Head Light Station at Florence, Oregon, appointment as a civil servant, and the location of the federal Customs House in Portland, Oregon. Also included is manuscript personal correspondence, 1891-1893, with John H. Mitchell and George W. McBride.