Otto Erich Hartleben (1864 – 1905) was a German poet and dramatist from Clausthal, known for his translation of Pierrot Lunaire. Wikipedia
Hartleben, Otto Erich (1864–1905)

Otto Erich Hartleben (1864 – 1905) was a German poet and dramatist from Clausthal, known for his translation of Pierrot Lunaire. Wikipedia