Shook, Georg Sharp focus watercolor painting : techniques for hot-presses surfaces / By Georg Shook and Gary Witt. - New York : Watson-Guptill 1981. - 143 pages : color illustrations ; 30 cm. Includes index. ISBN: 0823047946 Hb. Bp. Subjects--Topical Terms: Water-color painting--Technique. LC Class. No.: ND 2422 S5664 1981 CIRC