Gravit #3 (kinetic) 2000, sandstone, steel, stainless steel, rhyolite, 99 x 36 x 86 inches
Gravit #1, 1996, concrete, rubber, steel, wood, 132 x 24 x 144 inches
Gravit #2, 1999, sandstone, steel, wood, 84 x 36 x 74 inches
Gravit #4 (kinetic) 2001, sandstone, steel, stainless steel, rhyolite, 96 x 36 x 72 inches