Superficie in variazione (Variating Surface) is a monochromatic surface connected to an internal device, triggered by a keyboard attached to the base of the artwork. The viewer can click the different keys of the keyboard, which allow to flex the surface inwards in several designated spots.

Artist
Gianni Colombo

Title
Superficie in variazione

Date
1959

Collection/owner
Private collection, courtesy Fondazione Marconi

Exhibition
Miriorama 4

Medium
Textile, mechanical gears, 100×100×10 cm