1960. Reprint. 982 pages. No dust jacket. Green cloth with red lettering to spine. Pull-out diagram to front of book with black and white diagrams and illustrations throughout. Binding remains firm. Pages remain bright and clear with light foxing to text block edges and light tanning to endpapers. Illustrations and diagrams are bright and clear, with some light tanning and foxing to edges. Pencil inscription to front pastedown. Boards have moderate shelf-wear with bumping to corners and rubbing to surfaces. Heavy crushing to spine ends. Staining and wear marks overall.