Space Opera Firsts Four First in Series Books in One Sample Pack  Here is the perfect chance to dip into four of Cameron Cooper’s space opera series--the first stories in each series, in one set.  Hammer and Crucible  The interstellar array which links worlds together wakes to find it has enemies…  Danny Andela, once known as The Imperial Hammer, withdrew from the Imperial Rangers decades ago, her reputation in tatters. She lives on her family’s star barge, waiting to die of a rare disease: old ...