(lot of 2) Sol LeWitt (American, 1928�2007), "Color & Black, 12 x 12/3" 1991, and "Color & Black, 12 x 12/1," 1991, spitbite aquatint and etchings, each pencil signed lower left, each edition 2/10, each with GE Corporate Art Program labels affixied verso, images: 5"h x 5"w, sheets: 12.5"h x 12"w, overall (with frame): 13.75"h x 13.5"w. Reference: Catalogue Raisonn� #:1991.03