THE WAR BY AIR: The Latest News and Developments of American and British Aircraft
... In mid-May, the French town of Annecy was raided by night by the R.A.F. The Alert was duly sounded but not by the authorities, who should have given the warning. For twenty minutes before the arrival of the main bombing force, a British plane circled over the town and sounded the Alert by means of a siren with which it had been specially equipped. Only those citizens who disregarded the ...