ABSTRACT
OF LATE WE HAVE BEEN READING quite a good deal in the daily press about the possibility of an aerial attack on American cities by the Germans. Many anxious inquiries have come to the writer's desk from readers of this periodical, asking if there was any chance or probability of an aerial raid at this time. Many people seem to think that raids are impending this year, while equally as many are skeptical about it. It is the purpose of this article to point out certain relevant facts relating to the above, and we will try here to show the technical aspect of the idea.
