2) High Quest defeated his Kentucky Derby-winning stablemate Cavalcade in the 1934 Preakness but was later sold for US$150 as a 12-year-old stallion.
3) 1916 Preakness Stakes winner Damrosch was named for Walter Damrosch, the long-time conductor of the New York Symphony Orchestra.
4) Egg on my face here, folks; I meant to specify horses that have won the Preakness and the Pimlico Special in the same year. They are War Admiral (1937), Challedon (1939), Assault (1946), Citation (1948) and Capot (1949).
5) Northern Dancer was less than three calendar years old when he won the Preakness Stakes. His three Classic victories were in the 1964 Kentucky Derby and Preakness in the USA and the Queen's Plate in Canada.