When and where did Mozart write his Flute Concerto, and for whom? Was it in 1777 or 1778? In Salzburg or in Mannheim? And how much did Ferdinand Dejean actually pay for it: 96 gulden or the promised 200 gulden? Henrik Wiese sheds new light into the confusion wrought by Mozart himself.

Wiese, solo flutist of the Bavarian State Orchestra, has made an outstanding name for himself as soloist and editor, and is viewed in professional circles as one of the best specialists of Mozart’s wind works. ...