Republican France 1870-1912 by Ernest Alfred Vizetelly (1912)
Modern Democracies, Vol. II, by James Bryce (1921)
Modern Democracies, Vol. I, by James Bryce (1921)
American Politics, Political Parties and Party Problems in the United States, by James Albert Woodburn (1924)
Belgium, A Personal Narrative, Volume I, by Brand Whitlock (1919)
The Critical Period of American History, 1783 - 1789, by John Fiske (1888)
My Quarter Century of American Politics, Volume II, by Champ Clark (1920)
Essays by Lord Macaulay, Volume VI, edited by Lady Trevelyan (1898)
The Peace Conference at the Hague by Freerick W Hollis (1914)
History of Political Thought by Raymond G. Gettell (1924)