Related Clues:

• A musical major
• Great Barrier Reef feature
• "The Star-Spangled Banner" author, Francis Scott ___
• Low-lying island
• Writer of ''The Star Spangled Banner''
• It opens doors
• ''The Star-Spangled Banner'' author
• Door unlocker
• Writer of ''The Star-Spangled Banner''
• Good thing to have if a door is locked
• C major, for one
• Musical score datum
• Island in the stream
• British isle that sounds like a number
• Small island rowing crew talked of