Yozo Hamaguchi)

Mezzotint printed in colors, 1987, with fourteen progressive color variants, the final state signed in pencil, each inscribed 'b/z', lettered proofs, aside from the numbered edition of 150, on wove paper, with margins; together with one and one-half and butterfly over leaf hill (M. Gall. 158), two mezzotints printed in colors, c. 1981, each signed in pencil, numbered 114/150 and 89/120, respectively, on wove papers, with full margins, in good condition, framed (17)