Dupré later wrote that Messiaen, having never seen an organ console, sat quietly for an hour while Dupré explained and demonstrated the instrument, and then came back a week later to play Johann Sebastian Bach's Fantasia in C minor to an impressive standard.
Dupré skrev senere, at Messiaen, der aldrig havde set en orgelkonsol, sad stille i en time, mens Dupré forklarede og demonstrerede instrumentet, hvorefter han kom tilbage en uge senere og spillede Johann Sebastian Bachs Fantasia i C-mol på et impornerende niveau.