most yards per carry single season runningback since 1970 at least 100 carries
most games by a player 1920 to 1992
most games by a player 1920 to 1991
most games by a player 1920 to 1990
most games by a player 1920 to 1989
most games by a player 1920 to 1988
most games by a player 1920 to 1987
most games by a player 1920 to 1986
most games by a player 1920 to 1985
most games by a player 1920 to 1984
most games by a player 1920 to 1983
most games by a player 1920 to 1982
most games by a player 1920 to 1981
most games by a player 1920 to 1980
most games by a player 1920 to 1979
