2004 Steel 33"H x 24"W x 24"D

2003-2010 Stainless Steel, Steel 77"H x 54"W x 54"D

1983 Cut Welded Steel 48' x 22' x 13'

1988 Ink Marker, Metallic Marker on Paper Signed on Front 25"H x 32"W

2007 Titanium 52"H x 39"W x 41"L

2005 Cut and Welded Steel 8'H x 8'W x 10'D