: He suffered from Triskaidekaphobia (fear of the number 13) and coincidentally died on Friday the 13th at age 76 ( Fundamentals of Musical Composition by Arnold Schoenberg
: His revolutionary dodecaphonic system used in Moses und Aron . 📚 Theoretical Writings arnold schoenberg
: He was a gifted expressionist painter and member of the Blue Rider group. : He suffered from Triskaidekaphobia (fear of the