Jesuit Missionary to the Indians. Autograph letter signed ("P.J. De Smet S.J.") to Dr. Carl Knortz in Oshkosh, Wisconsin; St. Louis, Missouri, 2 February 1870. 2 3/4 pages, 4to, closely written, partial separation at a central fold." /> DE SMET, PIERRE-JEAN ("Blackrobe") <I>Jesuit Missionary to the Indians</I>. Autograph letter signed ("P.J. De Smet S.J.") to Dr. Carl Knortz in Oshkosh, Wisconsin; St. Louis, Missouri, 2 February 1870. <I>2 3/4 pages, 4to, closely written, partial separation at a central fold.</I> | Christie's