Ruhlmann, Francois - Autograph Letter Signed

Belgian conductor (1868-1948) who conducted several operas world premieres at the Theatre Royale de La Monnaie.  Autograph letter signed by him with a letterhead of Théatre Nationale de l'Opera, written in French (sold untranslated), discussing musical matters.  Size is 5.4 x 11.2 inches, 1 page, missing piece of paper over the lower-left corner, folds, otherwise in excellent condition.