“Incomplete Neon Square” 1977 50′ x 25′ x 6″ Documenta 6, Kassel, Germany

“Green Neon Incomplete Circle” 1974 Height 30’6″ Exhibition “10 Neons for the Fort Worth Art Museum”

Untitled, Winter Series 57A, 2008 Crumpled white paper 14″ x 11″

Four “Spring Series” drawings, 2006 14″ x 11″ sheet size

Untitled, Nov. 23, 2005 Colored pencil + multicolor pencil on French vellum 18″ x 13″

“Last Collage” (detail) Oct. 2, 2001 Frankfurt, art size 12″ x 9″

“Last Collage” (50 units) 2001-02 Twigs, coins, pencil on paper overall c. 14′ x 5′ x 2 3/4″

Untitled, Nov. 27, 2001 Multicolor pencil on French vellum 18 x 13

Untitled (A 63) 1995 Pencil + multicolor pencil on French vellum 17″ x 12″

Untitled (A 3-95) 1995 Colored pencil on French vellum 19 3/4″ x 15″