The psychology of children's drawings from the first stroke to the coloured drawing / by Helga Eng .. Children's drawings, The psychology of. Eng, Helga Hatfield, Henry S. (Henry Stafford) Child artists. Drawing. Child psychology. 155.4 ENP "Translated by H. Stafford Hatfield.". Bibliography: p. 215-219. London : K. Paul, Trench, Trubner & co. ltd., 1931. 1931. 1931 Text viii, 223 p : eng Half-title: International library of psychology, philosophy and scientific method