Katarte / Escher a Milano. 200 opere tra incisioni e litografie / Escher. Mano con sfera riflettente, 1935. Litografia, cm 31,1×21,3. Fondazione M.C. Escher All M.C. Escher works © 2016 The M.C. Escher Company The Netherlands. All rights reserved
Mano con sfera riflettente, 1935. Litografia, cm 31,1×21,3. Fondazione M.C. Escher All M.C. Escher works © 2016 The M.C. Escher Company The Netherlands. All rights reserved
Escher. Mano con sfera riflettente, 1935. Litografia, cm 31,1×21,3. Fondazione M.C. Escher All M.C. Escher works © 2016 The M.C. Escher Company The Netherlands. All rights reserved