2. A ‘XYZ’ - ¡Alerta Obreros! from J. M. Mora, undated

2. A ‘XYZ’ - ¡Alerta Obreros! from J. M. Mora, undated, Box: 1. Genaro García Collection: Broadsides and Circulars, 29763288. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/485756 Accessed September 26, 2026.