The U.S. Supreme Court Justice turned 75 this year . A behind - the - scenes tour shows Judges ' domain . Because of security concerns , public no longer access traditional main entrance . Just off the Upper Great Hall are two areas used for various ceremonial and administrative functions . With 600,000 volumes , the oak - lined library is the court 's information center .
The U.S. Supreme Court Justice turned 75 this year . A behind - the - scenes tour shows Judges ' domain . Because of security concerns , public no longer access traditional main entrance . With 600,000 volumes , the oak - lined library is the court 's information center .