HARRY P'OTTER Ph.D. and when worlds collide... Part II (Harry Potter Book 2)

This Novel is the second part of the Harry P'Otter series. Like the first volume it is set in Germany up to 1945, moves to Russia, and returns to the Potsdam Conference, where Harry Potter is a fictional member of the British Delegation.
In late August 1945,
Harry is implored by the Prime Minister, to go to Hiroshima, to provide pictorial and other evidence, of what happened there...