CHAPTER XXIX Mackshane’s malice—I am taken up and imprisoned for a spy—Morgan meets with the same fate—Thompson is tampered with to turn evidence against us—disdains the proposal, and is maltreated for his integrity—Morgan is released to assist the Surgeon during an engagement with some French ships-of-war—I remain fettered on the poop, exposed to the enemy’s shot, and grow delirious with fear—am comforted after the battle by Morgan, who speaks freely of the captain, is overheard by the sentinel, who informs against him, and again imprisoned—Thompson grows desperate, and, notwithstanding the remonstrances of Morgan and me, goes overboard in the night