1934. First Published. 416 pages. No dust jacket. Blue cloth. Pull-out diagrams to pocket to rear pastedown. Ex-Libris plate stuck to front pastedown. Slight cracking to gutters causing binding to be loose, however pages remain attached. Pages have light tanning and foxing throughout. Pages have light tanning and foxing throughout. Previous owner's inscriptions, stamp and sticker to pastedowns and rear free endpaper. Creasing to diagrams. Tears to some page edges, text remains unaffected. Boards have moderate shelf-wear with bumping to corners and rubbing to surfaces. Light tanning to spine and edges with crushing to spine ends. Wear marks overall.