Boston: Houghton Mifflin, 1919. Color Frontis. in each volume, b/w illus. 4 Vols. Thick 8vo, green cloth, leather spine labels, many pages in all volumes are slightly wavy, spines lightly rubbed on all volumes, spine labels chipped on some edges of all volumes, spines lightly sunned on all volumes, covers of all volumes are lightly soiled. Boston: Houghton Mifflin, 1919. Signed by the author. One of 500 numbered sets. Internally a bright, tight set.