You're looking for information on Ravel's "Introduction and Allegro" for the IMSLP (International Music Score Library Project) website!
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You can find the score, parts, and recordings of Ravel's Introduction and Allegro on the IMSLP website: www.imslp.org (search for the title). imslp ravel introduction and allegro
The Introduction and Allegro was first published in 1906 by Durand & C ie in Paris. You're looking for information on Ravel's "Introduction and