1929. No Edition Remarks. 287 pages. No dust jacket. This is an ex-Library book. Blue cloth boards with gilt lettering. Contains black and white diagrams. Expected library inserts, stamps and inscriptions. Slight crinkling to paper at gutter. Clean pages with light tanning and foxing to text block edges. Binding is firm throughout with minor thumb-marking. Heavier tanning to free endpapers. Pencil inscription to front free endpaper. Boards have moderate edge-wear with bumping to corners and rubbing to surfaces. Slight crushing to spine ends. Gilt lettering is bright and clear. Visible wear marks to boards.