Early, George H. Perceptual training in the curriculum / by George H. Early ; illus. by Carol Sterling; line diagrs. by Lester Davis, Jr. - Columbus, Ohio : C. E. Merrill Pub., 1969 - xiv, 176 p. : ill. ; 23 cm. - The Slow learner series . Bibliography: p. 169 ISBN: 0675095360 (pbk) : USD2.50 Subjects--Topical Terms: Perceptual learning Dewey Class. No.: 371.9