Franco Harris was named MVP of which Super Bowl?

Which head coach led the Miami Dolphins to victory in Super Bowl VIII? In what year was Super Bowl VIII played? Which team did the Pittsburgh Steelers defeat in Super Bowl IX? Who was named MVP of Super Bowl IX? In which city was Super Bowl IX played? Which head coach led the Pittsburgh Steelers to victory in Super Bowl IX? In what year was Super Bowl IX played? Which team did the Pittsburgh Steelers defeat in Super Bowl X?