A series of cylindrical elements is set up in a regular configuration, allowing them to slide freely out of the plane where they are hinged. The gesture of the audience can change their positions and variate their configuration.

Artist
Gianni Colombo

Title
In-Out. Strutturazione modulare espansibile (In-Out. Modular Expansive Structuration)

Date
1960-1962

Collection/owner
Courtesy A arte Invernizzi, Milan

Medium
Metal, plastic, wood, mechanical animation, 48×45×12 cm.