Harry S. Truman ; 1947: Januar 1 to December 31, 1947
Harry S. Truman ; 1946: January 1 to December 31, 1946
Harry S. Truman ; 1948: Januar 1 to December 31, 1948
Harry S. Truman ; 1945: April 12 to December 31, 1945
De historische betrekkingen tusschen de theodicee der Stoa en die van Leibnitz
Harry S. Truman ; 1951: January 1 to December 31, 1951