FOUR LINES IN A SQUARE VARIATION II (WALL)
incised with the artist's name and date 69 on the base
36 by 35 3/4 by 2 1/4 in. 91.4 by 90.8 by 5.7 cm.
Executed in 1969, this work is unique.
HW Gallery, Naples
Acquired from the above by the present owner in July 2001