Staplehurst, UK: Spellmount, 2004. First edition thus. Hardcover. Octavo (standard size). Slight wear to edges and corners of dj and boards. 218 p. w/illustrations, notes, bibliography, index. The history of the first thousand plane raid which was directed at Cologne Germany in World War Two. More about Operation Millenium : "Bomber" Harris's Raid on Cologne May 1942