
Part of Series
The alien Closers are waging a war of annihilation and extermination on a million alternate Earths. To stop them, orbiting Hyper Athens recruits Crux Ops fighters from every human era. Private eye Mark Strang has battled the Closers in every century, with weapons old and new, from laser beam to crossbow. But now the Timelines are mysteriously closing, and he must storm the Roman Forum with knife in hand, risking the most hideous death of all - crucifixion!
Author

John Barnes (born 1957) is an American science fiction author, whose stories often explore questions of individual moral responsibility within a larger social context. Social criticism is woven throughout his plots. The four novels in his Thousand Cultures series pose serious questions about the effects of globalization on isolated societies. Barnes holds a doctorate in theatre and for several years taught in Colorado, where he still lives. See also http://en.wikipedia.org/wiki/John\_Bar...