 His first public concert took place in Berlin on 9 October 1781, like this his famous career as a touring virtuoso.During the 1780s Dülon toured constantly all over Europe with his father and sister.During a visited to Carl Philipp Emanuel Bach in Hamburg in 1783, he played the A-minor sonata to him who then commented that it was really odd that the king, for whom he had written that sonata, could not play it unlike the blind Dülon.