April 17 (UPI) -- Those born on this date are under the sign of Aries. They include: -- Industrialist/financier J.P. Morgan in 1837 -- Baseball Hall of Fame member Cap Anson in 1852 -- Writer Karen Blixen, who wrote under the name Isak Dinesen, in 1885 -- Actor William Holden in 1918 -- Music promoter Don Kirshner in 1934 -- Actor David Bradley in 1942 (age 83) File Photo by Jim Ruymen/UPI -- Musician Jan Hammer in 1948 (age 77) -- Actor Olivia Hussey in 1951 -- Actor Clarke Peters in 1952 (age