Highly regarded German conductor (1886–1954) 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. Untranslated ALS in German, one page on the reverse of a postcard depicting the Swiss Alps, 5.75 x 4, postmarked September 13, 1950, in St. Moritz, Switzerland. In fine condition. RRAuction COA.