Ayuda (Madrid: Semanario de la Solidaridad)
Year II, Number 69, 22 Mar 1937, inclusive
Box: 7, Folder: 4 (Material Type: Mixed Materials)
Year II, Number 71, 4 Sep 1937, inclusive
Box: 7, Folder: 4 (Material Type: Mixed Materials)
Year II, Number 73 (x3), 18 Sep 1937, inclusive
Box: 7, Folder: 4 (Material Type: Mixed Materials)
