Input (grade 13): At the age of nine, Feuermann received lessons from Friedrich Buxbaum, principal cello of the Vienna Philharmonic, and then studied with Anton Walter at the Music Academy in Vienna.
Output (grade 11): In 1909 the family moved to Vienna so that he could learn the cello from the famous Friedrich Buxbaum, the cellist of the RosÃ Quartet and principal cellist of the Vienna Philharmonic. Then he studied with Anton Walter at the Music Academy in Vienna.