The Cosmic Flame

This 1950 science fiction novel, "March of Doom," details an invasion crisis following the destruction of central London. On June 9, 2000 A.D., a mysterious beam of intolerable brightness destroys the city's heart from an unknown source, killing approximately one million people and leaving millions injured. A London policeman (P.C. 567) witnesses the catastrophe firsthand and provides detailed testimony. Captain Grant Englefield, head of the newly-created Bureau of Safety, investigates while facing accusations of negligence. The Prime Minister receives a ransom message from someone calling himself "The Cosmic Flame," demanding transfer of governmental authority. Suspicion falls upon Professor Gideon Clay, a scientist engaged in weapons development in Manchester. Englefield is ordered to arrest Clay to appease public outrage, though he doubts the scientist's involvement. The narrative follows their investigation into whether Clay possesses the destructive power responsible.