1956. First Edition. 345 pages. No dust jacket. This is an ex-Library book. Blue cloth with gilt lettering. Diagrams throughout. Ex library copy with associated labels, inserts, stamps and annotations. Pages bright with some tanning and foxing, particularly to textblock edges and endpapers. Binding remains firm. Boards have moderate shelf wear with mild bumping and fraying to corners and crushing and fraying to spine ends. All surfaces tanned, particularly spine. Gilt lettering to spine is heavily dulled but remains bright on front.