^"Bulletins from Peace Meeting Eagerly Read by the Crowds". The New York Times. May 21, 1914. Retrieved 2014-01-03. 'Play Ball' sang out an irreverent voice as Frederick W. Lehmann and Justice Joseph R. Lamar, the two American delegates to the Niagara Falls peace conference, arrived here a few minutes before 3 o'clock this afternoon and went upstairs to the sun parlor for the opening session of the conference. ...
^Antonio, Irati (1994). "Barbosa, Cacilda Campos Borges". In Julie Anne Sadie and Rhian Samuel. The Norton/Grove Dictionary of Woman Composers (1st American ed.). The Macmillan Press Limited (London); W. W. Norton & Company, Inc. (New York). p. 35. ISBN0-393-03487-9.