1926. 4th Edition. 217 pages. Green pictorial dust jacket over orange cloth. Pages are lightly tanned and thumbed at the edges, with light foxing. Binding has remained firm. Boards are a little rub worn, slight shelf wear to corners, spine and edges. Corners are a little bumped. Spine ends are mildly crushed. Light tanning to spine and edges. Boards are bowed. Book has a forward lean. The unclipped dust jacket has heavy edge wear, with tears, chips and areas of loss. Heavy tanning to spine and edges.