Massacre at Powder River, , Pinnacle Books, William W. Johnstone,Adventure fiction: Westerns,Adventure / action fiction, 19th century;action adventure;action western;cowboys;dark;gunfighter;gunslinger;hired gun;hostage;kidnappers;mercenary;murder;western adventure;western fiction;western novel;wild west;historical fiction;american frontier,, Matt Jensen/The Last Mountain Man, United States, en-UShttps://www.kensingtonbooks.com19th century;action adventure;action western;cowboys;dark;gunfighter;gunslinger;hired gun;hostage;kidnappers;mercenary;murder;western adventure;western fiction;western novel;wild west;historical fiction;american frontier, [BLURB],[CITY],,books, ebooks, biblet, Book2look