Rayo, Omar (Columbian, 1928-2010). DRIP DRY (SIERRA). Gauffrage (embossing) on paper, 1969. Numbered 89/100 and signed in pencil. 30 x 22 inches, 762 x 558 mm. From the portfolio Grafica Latinoamericano, published by Galeria Colibri, Puerto Rico. In excellent condition.
