In 1950 he continued his career as conductor and cellist at the Prades Festival in Conflent. He agreed to play on condition that the money that was made at the festival would be given to a refugee hospital nearby. Franco said that Spaniards were forbidden to go to the festival, but many managed to cross the border on foot. Many world-famous musicians played at Prades: Josef Szigeti, Isaac Stern, Rudolf Serkin and Eugene Istomin and others.