WattsOSTTTanaquil: The Hardest Thing of All1972 · Illustrated book with one lithographirreg. composition 9 1/4 x 13 1/2" (23.5 x 34.3 cm)Museum of Modern Art
WattsOSUUntitled1970 · Marble5 × 12 1/2 × 12 in., 24.2 lb. (12.7 × 31.8 cm)The Metropolitan Museum of Art
WattsOSFPFor P.C.1969 · welded bronzeOverall: 190.5 x 203.2 x 175.3 cm (75 x 80 x 69 in.)Cleveland Museum of Art
Stinger1967 · Cast bronze with black patina25 × 140 × 140 cm (10 × 55 × 55 in.)Art Institute of Chicago
WattsOSSSource1967 · painted steelOverall: 335.2 x 899.1 x 1036.3 cm (131 15/16 x 354 x 408 in.)Cleveland Museum of Art
WattsOSAAmaryllis1965 · Painted steel11 ft. 3 in. × 10 ft. 8 in. × 90 in. (342.9 × 325.1 × 228.6 cm) Weight: 4905 lb. (2224.9 kg)The Metropolitan Museum of Art
Moondog1964 · Painted aluminum17' 1 1/4" x 15' 8 1/2" x 13' 7 1/4" (521.3 x 478.8 x 414.7 cm)Museum of Modern Art