1938. Reprint. 352 pages. No dust jacket. Blue cloth with gilt lettering to spine. Black and white diagrams throughout. Pages are clean overall, with mild tanning throughout. Mild cracking to gutters, exposing netting. Binding remains firm. Previous owner's inscription with stamp to front endpaper. Occasional thumb-marking. Boards have slight edge wear with corner bumping. Mild sunning to spine and edges with some crushing to spine ends. Gilt lettering is bright and clear. Faint white marks to boards. Book has a slight forward lean.