1915. Eleventh edition. 499 pages. No dust jacket. Pictorial cloth covered boards. Black and white illustrations throughout. Pages with some foxing and tanning, particularly to endpapers and textblock edges. Cracking to rear hinge with netting exposed. Binding loose. Boards have moderate shelf wear with mild bumping and fraying to corners and crushing and fraying to spine ends. All surfaces tanned and sunned, particularly spine. Gilt lettering to spine is slightly dulled. Some additional mild marks and staining.