That was Beattie Feathers of the Chicago Bears with 1,004 yards. He was the first running back to rush for 1,000+ yards in a season in NFL history.
Adrian Peterson was the leading NFL rusher in 2013
The NFL all-time leading rusher is Emmit Smith.
As of the start of the 2008 season, the 21st leading rusher, in career yards, in the NFL is Eddie George with 10,441 yards.
The leading rusher in the NFL for the 2008 season was Adrian Peterson of the Minnesota Vikings with 1,760 yards.
Barry sanders with 2053 yards.