SIM Labor Camp number 1, stationery post card to Valencia, 1938

Postal stationery to Valencia, sent by Julio González del Río, in Palacio de las Misiones (Exposición), Barcelona. Postmark of May 16, 1938. According to Francesc Badia's study "Els camps de treball a catalunya durant la guerra civil (1936-1939)", Labor Camp number 1 was "a penitentiary structure composed by the installations of Montjuic's Poble Espanyol [build for Barcelona's World Exhibit], the former diocesan seminar and, during some time, the so called Palacio de las Misiones".