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