Cartel para las fiestas de San Juan de Sahagún, patrón de Salamanca. Todos los elementos que componen la figura central hacen referencia a milagros suyos, hechos notables o leyendas sobre su vida. Poster for the celebrations in honor of St. John of Sahagún, tutelary saint of Salamanca. Every element of the main figure is related to his miracles, relevant events or legends about his life.