 Among them were the pianist and founder of the Berlin Philharmonic Orchestra, Hans von Bülow (1893), to whom the famous first piano concerto of Tschaikovsky is dedicated; the then world-renowned Polish pianist Józef Hofmann, who as a ten-year-old child made his legendary debut in New York in 1867; 15-year-old Prince Gawriil Konstantinowitsch Romanow of St. Petersburg (1902); Hermann Sudermann, the most performed dramatist of his time (1903); Otto Brahm, the head of German theater in Berlin (1903); Hugo Stinnes, an industrialist and the then-richest man in Germany (1903); the explorer Eugen Wolf (1903); the painter Fritz Mackensen (1905); the Grand Duke of Luxembourg, William IV, with his wife (1906); the writer Stefan Zweig of Vienna (1909); Paul Warburg from New York, son of the banker's family of Hamburg and co-founder of the US-Federal Reserve Bank (1910); the wife and son of Leon Sidelsky of Vladivostok, co-builder of the trans-Siberian railway (1913); Konrad Adenauer, then Lord Mayor of Cologne (1917); and many other famous names of politics, science, literature and art from Germany as well as the rest of the world.The health resort was expanded and in parallel with it St. Blasien's health resort became one of Europe's best-known medical institutes.Due to that, many famous people such as author Heinrich Mann (1892) and Russian revolutionary Maxim Gorki (1921) took the cure there.