A then 1 1/2-mile horse race was inaugurated in this state in 1875; Aristides won by 2 lengths
In winning all four races, he became the first horse to win the "Grand Slam" 
of .... On September 27, American Pharoah was made the 12 favorite for the 
Grade I... [DOC] [TLE] Full text of "History of the Kentucky Derby, 1875-1921" [PAR] The race from this point home was never in doubt, Aristides winning by two 
lengths ... half 51, three-quarters l:\7j4, mile 1:45, mile and a quarter 2:1124, mile 
and a haif ...