[1980s and up] Alighiero e Boetti, jig saw puzzle 'Cieli ad alta quota' (Skies at high altitude) Vienna, Museum in Progress, 1992. Colour print on cardboard, 20.5 x 27.5 cm, with die-cut puzzle parts. Recto shows a Boetti drawing of airplanes in the sky, verso features publisher's information. Multiple produced as part of the project 'Cieli ad alta quota', curated by Hans Ulrich Obrist for the Museum of Progress. Six reproductions of the puzzles were published sequentially in Sky Lines, the in-flight magazine of Austrian Airlines. A limited edition of 4000 copies for each of the six puzzles was produced, they were handed to interested passengers as gifts. This copy comes in original shrink wrap plastic, in mint condition.

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