Introduction to the public domain -- The use and abuse of copyright -- Writings -- Music -- Art -- Photography -- Movies and television -- Computer software -- Architecture -- Maps -- Choreography -- Databases and collections -- Titles -- Public domain elements in copyright writings -- Copyrights restored from public domain -- The public domain outside the United States -- The internet and the public domain -- Copyright protection: how long does it last? -- Copyright notice requirements -- Traps for the unwary -- Researching copyright office records -- What if a work is not in the public domain?.