Which college was Adrian Peterson playing for when he entered the NFL?

Which college was LaDainian Tomlinson playing for when he entered the NFL? What jersey number did LaDainian Tomlinson wear with the Chargers? What position did Adrian Peterson primarily play? Adrian Peterson is best known for playing with which NFL team? What jersey number did Adrian Peterson wear with the Vikings? What position did Franco Harris primarily play? Franco Harris is best known for playing with which NFL team? Which college was Franco Harris playing for when he entered the NFL?