They made only 13 feature films, but their films, like their zany antics, have withstood the test of time. They are the Marx Brothers (Groucho, Chico, Harpo and sometimes Zeppo). Their films are more than just classics: five of them were selected by the American Film Institute (AFI) as among the top 100 comedy films, with two of them ("Duck Soup" and "A Night at the Opera") in the top twelve. The "Marx Brothers Movie Poster Book" contains more than...