design-is-fine:Pio Manzù, design studies of stairs, 1968. Via Manzonidesign. The 2nd model was reali
design-is-fine:Pio Manzù, design studies of stairs, 1968. Via Manzonidesign. The 2nd model was realised for the roman apartment of Gianni Agnelli. -- source link
#pio manzù