What have balancing tools to do with chairs? Balancing Tools Balancing Tools is a large scale object of art by Claes Oldenburg and Coosje van Bruggen. Claes Oldenburg (Klahss Old-en-burg) bio: Claes Oldenburg was born January 28, 1929, in Stockholm, Sweden, but spent most of his childhood in the United States. After studies at Yale … Continue reading "What have Balancing Tools to do with Chairs?"