1938. Fourth Edition. 318 pages. No dust jacket. Brown cloth boards with lettering. Black and white illustrated frontispiece. Clean pages with light tanning and mild foxing throughout. More pronounced to free endpapers and pastedowns. Pencil markings to front free endpaper and back pastedown. Top textblock edge dyed blue. Binding remains firm. Boards have mild edge-wear with slight rubbing to surfaces and bumping to corners. Lettering is bright and clear. Moderate tanning to spine and edges with crushing to spine ends. Visible wear marks to boards.