NFL Primary LogoNFL Alternate LogoNFL Wordmark LogoNFL Team History Who is the greatest running back in the NFL of All-time? Adrian Peterson Larry Csonka Walter Payton Gale Sayers Curtis Martin Marshall Faulk Earl Campbell Emmitt Smith Tony Dorsett Edgerrin James Marcus Allen Jim Brown LaDainian Tomlinson John Riggins Barry Sanders Jim Taylor Eric Dickerson Jerome Bettis Franco Harris Thurman Thomas …
