179
179
Switzerland, circa 1978
pencil on paper 8¼ h × 11½ w in (21 × 29 cm)
pencil on paper 8¼ h × 11½ w in (21 × 29 cm)
estimate: $7,000–9,000
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each sheet
One sheet signed and dated to lower right 'HMF 78' and stamped to lower right 'Federle'