The work owes its existence to a corporate rivalry in early 20th-century Paris. In 1904, the company commissioned Claude Debussy to write Danse sacrée et danse profane to showcase their new chromatic harp .

The Allegro begins with the harp introducing the primary rhythmic motif. This section is characterized by its virtuosic harp writing, including rapid scales, arpeggios, and the "glissando" technique which was specifically meant to show off the Érard pedals. A central cadenza allows the harpist to perform unaccompanied, utilizing the full range of the instrument before a soaring coda brings the piece to a brilliant conclusion.

It was a masterpiece of the chamber repertoire, a shimmering kaleidoscope of sound written for harp, flute, clarinet, and string quartet. Julien, a flutist at heart, clicked on the "Parts" link. He didn't want the full score; he wanted to see the world through the eyes of the soloist.

Though the title suggests two movements, it is a single-movement work typically lasting 10–12 minutes. It is often described as a due to the prominence of the solo instrument. Introduction et allegro, M.46 (Ravel, Maurice) - IMSLP

Ravel’s genius lies in his ability to make seven instruments sound like a full orchestra. He achieves this through: