Juan Jacobo SPANGENBERG, Argentinian physician;. member organizing commission, Pan American Congresses on Tuberculosis, Córdoba, 1926, and Rio de Janeiro, 1929; member, national school aid commission, 1939, and national commission on meteorology, geophysics and hydrology, 1939; Member: Asociación Médica Argentina (ex-president), Academy Nacional de Medicina. Society de Medicina Interna (expres.), Liga Argentina contra el Reumatismo (honorary), Jockey Club. Mar del Plata Golf Club.