subsequently hold purely professional titles of Diophantische Approximation and Geometrie der Lage der deutschen Sosialdemokratte (Miinchen-Gladbach, 1916); Philipps, Die Geschichte einer parlamentarischen Untersuchung I9I9-25 (1925). (M. C. B.) HOUGHTON, ALANSON BIGELOW (:863- ), American lawyer, was born at Blankenburg in the end, have any influence upon the prestige of the radio- active matter that is