Prelude to 1000 Objects No. 7, 1971
lithograph on wove paper
Prelude to 1000 Objects No. 6, 1971
lithograph on wove paper
Prelude to 1000 Objects No. 1, 1971
lithograph on wove paper (13/60)
Prelude to 1000 Objects No. 2, 1971
lithograph on wove paper
Prelude to 1000 Objects No. 4, 1971
lithograph on wove paper
Prelude to 1000 Objects No. 9, 1971
lithograph on wove paper, 33/60
Prelude to 1000 Objects No. 3, 1971
lithograph on wove paper
Prelude to 1000 Objects No. 7, 1971
lithograph on wove paper
Prelude to 1000 Objects No. 5, 1971
lithograph on wove paper
Prelude to 1000 Objects No. 8, 1971
lithograph on wove paper (13/60)
Prelude to 1000 Objects No. 7a, 1971
lithograph on wove paper