July 11, 2013 Steve Tippen Faculty: Robin Cass Force (set up), Glass, 86 x 36 x 3/8", 2010.Force, Glass, 86"X36"X3/8", 2010Force, Glass, 86 x 36 x 3/8", 2010. Detail.Separation, Glass and metal,19 1/2 x 17 1/2 x 5", 2009