228 - Guillermo Silva Columbian (born 1921) Circa 1970's Limited Edition Color Lithograph Untitled. Signed in Pencil Lower Right and Numbered 150/150 Lower Left. Good to Very Good Condition. Measures 20 Inches Tall and 26-3/4 Inches Wide Frame Measures 30-1/8 Inches Tall and 36-1/2 Inches Wide. Shipping $175.00 (estimate $300-$500)