Undated but circa 1920. 352pp, some black and white illustrations. Green cloth-covered boards; gilt design on front, gilt titles on spine; top text block edge gilt, remaining edges untrimmed, light wear to boards. 8vo. Sun-faded spine, rubbed corners and spine ends with cloth starting to fray. Fore and bottom text block edges tanning. Endpapers tanning and starting to fox; pages just starting to age. Otherwise internally neat, clean and tight.