Angels of Mons: Arthur Machen's Accidental Hoax

AbeBooks: Angels of Mons: Arthur Machen's Accidental Hoax: "Of all the memorable tales to emerge from World War I, the most remarkable one is untrue. The Angels of Mons is a legend that evolved from one writer’s skillful ability to weave ghostly stories. This particularly tale gripped a nation badly in need of hope. For some, fiction became reality."