The whole is rather complex but fascinating, the events overlap perfectly into a coherent whole.
Powers demonstrated a great ability to mix the serious events in his fertile imagination: his references to spies explorers of the "big time" TE Lawrence and St. John Philby, the contribution of the supernatural element, the details multlitude geographical and factual ...
The special construction of the novel, which oscillates between two periods, disrupt. But everything is orchestrated by Tim Powers inspired and highly documented, which distills from time to time of the characteristic elements of his work (magic, the theme of the double, immortality, the relationship to religion). This novel is quite unique and share oeuvre by the Powers.