Author of JEAN LAFITTE'S PIRATE CODE, Morgan Molthrop, will speak about Napoleon's influence on New Orleans at M.S. Rau Antiques. Curator Amanda Wallich and he will then lead a gallery tour. "We can lay claim to the emperor more than any other American city," says Molthrop. Bonapartist "pirates" may have even hatched a plot in the Big Easy to rescue Napoleon from British exile.