Werner Graeff - TWIBEBO (schwarzgrundig)
Casein tempera and oil on cotton 99.5 x 119.5 cm Framed. Signed and dated 'Werner Graeff 1974' lower right and additionally signed, dated and inscribed 'oben "TWIWEBO" Werner Graeff 1974 74/4' to the reverse. - With slight cracqueleur in places and few minute losses of paint.
Acquired directly from the artist (1977); Private possession, Rhineland