The most storied bird in cinema history, Dashiell Hammett's ``The Maltese Falcon,'' is winging its way back home to San Francisco to star in the 75th anniversary celebration of a book that helped create the ``hard-boiled'' American mystery genre. Getting the black bird -- or rather, the 50-pound lead prop used in the 1941 screen version -- from Southern California to San Francisco, where Hammett lived and wrote from 1921 to 1929, could very well make a Hammett-style pot boiler all its own. Now valued at $2 million, the statue Sam Spade so doggedly pursued will arrive with armed security....
