Knee, Gina (American, 1898-1982). UNTITLED ABSTRACTION. Etching with hand-coloring on heavy wove paper, not dated. Unsigned. Trimmed almost to the platwmark. 4 1/2 x 3 1/2 inches. Delicate lines and washes of transparent watercolor mark this as the work of Gina Knee. Hinging residue top corners, verso, else in excellent condition. Provenance, estate of Alexander (Sandy) Brook, to whose father, the painter Alexander Brook, Gina Knee was married from 1945 until his death in 1980. Knee was a modernist who worked during her early years in Santa Fe; after her marriage to Brook, they lived in Georgia and subsequently, until her death, in Sag Harbor, Long Island.