1931. Tenth edition. 342 pages. No dust jacket. Green cloth covered boards. Pages with some foxing and tanning, particularly to endpapers and textblock edges. Binding remains firm. A previous owner's name to front free endpaper. Boards have heavy shelf wear with bumping and fraying to corners and crushing and fraying to spine ends. All surfaces tanned and sunned, particularly spine. Gilt lettering is slightly dulled. Some additional marks and staining to surfaces.