Note : Two pieces likely composed by Mozart before he could publish them . Mozart 's father probably transcribed the music , researcher says . Compositions have long been known but as anonymous compositions . They were in fact compiled by Mozart 's father .
Researcher : Two pieces likely composed by Mozart before he could write music . Mozart 's father probably transcribed the music , researcher says . Compositions have long been known but as anonymous works . Pieces were in book compiled by Mozart 's father .