Carl's Serenade--Don Ramon Ortega--The Shadow of Treachery--Don Carlos Lays His Snare--A Mutiny--A Lesson in Who's Who--The Snare Tightens--The Don's Proposal--Ysabel Sixty's Loyalty--An Opportunity--Exciting Work--Capturing the General--Off for the Gulf--Running the Battery--The "Seminole"--Conclusion.