Klaus Basset was born in 1926 and died in 1996. This drawing is reproduced in his book held by the Sackner Archive, "Ein Leben in Zeichen." In this book, it is dated 1977/1983 and shows minor differences from the original. This typing (1/12/77) and the prepatory drawings (30/11/77) and (29/11/77) are framed together. This work was purchased from the Modern Art Gallery in Vienna and mrked the first typewriter piece purchased by the Sackners. -- Source of annotation: Marvin or Ruth Sackner.