Släppt: Apr 26, 1937
Körtid: 23 minuter
Genre: Dokumentär
Stjärnor:
Crew: E. Díaz de Mendíbil (Supervisor of Production Resources), Nemesio M. Sobrevila (Writer), Conrado Bernat (Music), Nemesio M. Sobrevila (Director), José María Beltrán (Director of Photography)