context: Delvincourt was director from 1941 until his death in an automobile accident in 1954.
source: Delvincourt was a progressive administrator, adding classes in harpsichord, saxophone, percussion, and the Ondes Martenot.
reference_original: Delvincourt fu un amministratore progessista, aggiungendo corsi di clavicembalo, sassofono, percussioni, e onde Martenot.
reference_flipped: Delvincourt fu un'amministratrice progessista, aggiungendo corsi di clavicembalo, sassofono, percussioni, e onde Martenot.