1955. Second edition. 288 pages. Yellow dust jacket over blue cloth. Contains black and white photographs and diagrams, with folded colour printed charts. Folded charts are in good condition with slight tanning and creasing to folds. Pages are lightly tanned and foxed throughout. Tape staining and heavier foxing to free endpapers. Occasional thumb-marking present. Small booksellers sticker to front pastedown. Previous owner's pencil inscription to front free endpaper. Minor dog-eared corners. Binding remains firm. Boards have mild edge wear with slight rubbing to surfaces. Soft crushing to spine ends with minor paper remnants. Scuffing and light marking overall. Faint sunning to spine and edges. Book has a slight forward lean. Unclipped jacket has light edge wear with minor tears and chipping. Mild rubbing and marking. Small scuffed marks to panels. Light foxing to insides.