Wilmington, DE: by the author, 1908. Hardcover. Signed by the author on the front endpaper of volume one. Very good condition bound in green cloth with faded titles to spines. Browning to spines and wear and some discoloration to boards. Occasional small spots of foxing to all volumes. Some of the pages remain unopened and some have been opened poorly leaving closed tears along the edges. Includes many illustrations. This set may require an extra shipping fee. 1179 pages. Very Good.