1915. Fourth Edition. 112 pages. No dust jacket. Blue cloth boards. Clean pages with noticeable tanning and foxing throughout. More pronounced to free endpapers and pastedowns. Pencil markings to front free endpaper. Binding remains firm. Boards have heavy edge-wear with bumping to corners, crushing to spine ends and rub wear all over. Moderate tanning to spine and edges with crushing to spine ends. Minor splits to spine ends and corners causing cloth to be frayed. Visible wear marks to boards.