Germany/USA, 1968
serigraph on paper 9½ h × 9½ w in (24 × 24 cm)
serigraph on paper 9½ h × 9½ w in (24 × 24 cm)
estimate: $600–800 
result: $1,250
These works are from Josef Albers published by Josef Keller Verlag, Starnberg, Germany. Two examples are double-sided.