TY - BOOK AU - HUTTON Robert TI - Battle of the beams: a British physicist took on an invisible enemy-one that could have left England at the Luftwaffe's mercy PY - 2021/// KW - WORLD WAR II KW - GERMAN PILOTS KW - BRITAIN FOREIGN INTELLIGENCE KW - SECRET WEAPON KW - NEW TECHNOLOGY N2 - About how a physicist learnt of a secret weapon of the German pilots that would have devastated Britain. The weapon allowed the Germans to find their targets in the dark UR - https://www.historynet.com/battle-of-the-beams-the-time-germany-devised-an-invisible-weapon-that-could-devastate-britain/ ER -