At the turn of the 20th century, Julius Blüthner’s factory in Leipzig was the largest piano manufacturer in Germany. Despite the death of its founder in 1910 and the economic slump that dogged Germany after the First World War, the company continued to grow throughout the first half of the century. Blüthner grand pianos remained in favor among concert pianists across the globe. Sergei Rachmaninoff, Dmitri Shostakovich, and Claude Debussy numbered among their proponents…