Note 2 — The Westphalian Peace Treaty (1648) and the League of Nations (1919) in Connection With International Psychology and Revolutions.
Reading edition
See a study of the United States Senate by the writer (published in Spanish) under the title "Estudio del Senado de los Estados Unidos de America." in Revista Argentina de Ciencias Politicas, 12 de Enero de 1918. (Buenos Ayres, 1918.)