What jersey number did John Elway wear with the Broncos?

Which college was Dan Marino playing for when he entered the NFL? What jersey number did Dan Marino wear with the Dolphins? What position did John Elway primarily play? Which college was John Elway playing for when he entered the NFL? What position did Brett Favre primarily play? Brett Favre is best known for playing with which NFL team? Which college was Brett Favre playing for when he entered the NFL? What jersey number did Brett Favre wear with the Packers?