Mozart's favorite instrument was not the flute. This is generally known and can be seen from the fact that he only dedicated 4 chamber music works to it, namely the 4 quartets for flute, violin, viola and violoncello. Even the flute sonatas that have been available in print for a long time, the youth sonatas opus 10, 11, 12 and 13, are merely arrangements of sonatas for piano and violin. At the time, the term «piano» meant the harpsichord. It was only from around 1780 that «piano» usually meant ...