1930-2012 By hectorcande Sep 10, 1930 José Félix Uriburu Nov 8, 1931 Agustín Pedro Justo Jan 1, 1932 José Félix Uriburu Feb 20, 1938 Roberto M. Ortiz Feb 20, 1938 Agustín Pedro Justo Jun 27, 1942 Ramón S. Castillo Jun 27, 1942 Roberto M. Ortiz Jun 4, 1943 Ramón S. Castillo Jun 7, 1943 Pedro Pablo Ramírez Feb 25, 1944 Pedro Pablo Ramírez