Prologue: Thery’s Trade–––––––– IF YOU LEAVE THE PLAZA del Mina, go down the narrow street, where, from ten till four, the big flag of the United States Consulate hangs lazily; through the square on which the Hotel de la France fronts, round by the Church of Our Lady, and along the clean, narrow thoroughfare that is the High Street of Cadiz, you will come to the Café of the Nations. At five o'clock there will be few people in the broad, pillared saloon, and usually the little round tables that obstruct the sidewalk before its doors are untenanted. In the late summer (in the year of the famine) four men sat about one table and talked business. Leon Gonsalez was one, Poiccart was another, George Manfred was a notable third, and one, Thery, or Saimont, was the fourth. Of this quartet, onl