Natale Sapone (1920 Reggio Calabria - 2002 Frauenfeld), Untitled (circles), 1973, Aluminum, mounted on a wooden plate. 126.7 x 126.7 cm. Signed on the reverse of the plate: Natale Sapone and dated: 1973 (black fiber pen)., Provenance: From the estate of Walther Stürmer. Not de-framed. Overall in good condition, the upper aluminum plate is slightly detaching from the surface.

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