Autograph letter from the important French composer to the French writer Charles Duveyrier. November 10, [1846.] Translated from the French: "My dear Duveyrier, You were kind enough to promise to print a short advertisement in your publications. I sent it to you 4 or 5 days ago. Don't forget; you are doing me a great favor. Yours, H. Berlioz." 1 p. 12mo, single-sheet folded with conjugate address leaf. Stamped at the left: November 13, 1846. Folding creases, some smudges and unrelated pen marks at the left, with an older sales label at the head of the letter. A fine signature and overall in very good condition. 8.25 x 5.25 inches (21 x 13.3 cm).