the "centro mercantil e industrial de zaragoza" was founded in the mid-nineteenth century. Currently the building is still there but not as a casino, by the chip value "25000 pts" I think it was to be used in the years 1970-1980.

http://es.wikipedia.org/wiki/Centro_Mercantil_Industrial_y_Agr%C3%ADcola_(Zaragoza)