Professional Football Researchers Association Forum
PFRA is a nonprofit organization dedicated to the history of professional football. Formed in 1979, PFRA members include many of the game's foremost historians and writers.
From a subjective standpoint, Johnson's returns were spectacular 'odysseys'. Upchurch was more of a 'find a crease and go' returner. Not sure if White Shoes was better than Upchurch, but Johnson was more exciting.