MAHLER (Gustav). Signed as Director of the Vienna Opera, countersigned by Paul Redl (Vienna, February 25, 1906), with visa of the Intendant Général des Théâtres (Vienna, March 2, 1906). In all, 3 pp. 3/4 large folio; binder holes, splits at folds, some foxing. Contract for Paul Redl as repetiteur of soloists and chorus.

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