French composer and violinist. He was professor of violin at the Paris Conservatory from its founding in 1795 until 1826 and was one of the authors of the violin method taught there. Beethoven’s Kreutzer Sonata is dedicated to him. Rare LS in French, signed “Kreutzer,” one page both sides, 7 x 9.75, October 30, 1791, Minute letterhead. Untranslated letter, written in French, to an unknown recipient. Even, light overall toning, a bit of mild foxing and some light wrinkles, otherwise very good condition. RRAuction COA.