Prolific German composer (1873–1916) best known for his densely contrapuntal, Bach-inspired keyboard works. ALS in German, on the correspondence side of a 3.5 x 5.5 postcard, no date, but postmarked March 30, 1908. Letter to Dr. Buchner, editor of Hannover'schen courier to assist in the preparation of samples on April 7, in Hannover for his “Sonata in A Major for Violin and Piano, Op 41.” Light overall toning, show-through from postal cancellations and marks to lower left, and a bit of scattered light soiling, otherwise fine condition. RRAuction COA.