Highly regarded German conductor (1886–1944) who became embroiled in controversy with the rise of the Third Reich. Though vehemently anti-Hitler, he was widely viewed as a Nazi sympathizer, which severely impacted his career. ALS in German, three pages on two adjoining sheets, 4.5 x 7, S.S. Minnetonka letterhead, June 3, 1925. Neatly penned untranslated letter to a friend. In fine condition. RRAuction COA.