Getulio Alviani OHNE TITEL Each stamped lower right: ALVIANI 8025 (8026 and. 8027 resp.). Signed with violet felt-tip pen on the reverse of the middle sheet: alviani 1960s 3 aluminium elements (each 116,7 x 116,7 cm), each composed of 32 individual sheets Gesamt: 116,7 x 350 cm Arcandor AG (formerly Karstadt AG), Essen (acquired in 1969) Together: 116,7 x 350 cm