Other Sources of Information
The U.S. Copyright Office web page is an excellent startingpoint for researching copyright records.
There are a number of finding aids and indexes posted that can be of help to a researcher. Guide to Searching the Catalog of Copyright Entries - Records of Copyright Ownership from July 1891 to December 1977 and Guide to Searching the Copyright Office Catalog (Registrations and Recorded Documents from1978 to the Present introduce a user to the finer point of searching. There is also access to Copyright Office publications.
The Compendium of U.S. Copyright Office Practices, 3d ed. (2014) is available on the web page in PDF format.
Other helpful websites:
Agencies, Associations and Non-Governmental Organizations
The web pages of organizations are excellent sources of information. These pages provide links to reports, legislation, cases and other informative resources.
BMI (an American performing rights organization that represents approximately 300,000 songwriters,
composers and music publishers.)
Berkman Klein Center for Internet and Society at Harvard University
Copyright Issues (American Library Association)
DVD/DeCSS Litigation Archives (maintained by 2600.com)
Felten v. RIAA (Case challenging the DMCA) archive
Intellectual Property Mall (Franklin Pierce Law Center)
SESAC (A performing rights organization)
World Trade Organization (WTO) – Intellectual Property site - TRIPS