Appel, Karel. UNTITLED - THREE FACES - THREE HEADS - THREE FIGURES. Lithograph, not dated but circa 1950s-1960s. Edition of 90, signed in pencil and numbered 89/90. 17 x 18 5/8 inches (image), 25 1/4 x 19 3/8 inches (sheet). Framed to 32 1/4 x 26 1/4 inches. In excellent condition, with strong, fresh colors.