Liahona

1859; war looms over the United States.Intelligence agents converge on the Kingdom of Deseret in the Rocky Mountains. Sam Clemens, leading the U.S. Army's expedition aboard his amphibious steam-truck the Jim Smiley, has a mission: to ensure that the Kingdom, with its air-ships and rumored phlogiston guns, brain children of the Madman Orson Pratt, enters on the side of the United States and peace.Can he outrace and outmaneuver his British competitors, anxious to protect their cotton trade? And where are the agents of the treasonous, clandestine Confederate leadership? And why does the Madman seem to be playing his own game?