1966. No Edition Remarks. 370 pages. No dust jacket. Green cloth covered boards. Black and white photographs and diagrams throughout. Pages remain bright and clean with minimal tanning and foxing. Binding remains firm. A previous owner's name to front free endpaper. Boards have heavy shelf wear with bumping and fraying to corners and crushing and fraying to spine ends. All surfaces tanned and sunned, particularly spine. Textblock protrudes from between boards.