Sir Robert Stawell Ball FRS was an Irish astronomer who founded the screw theory. He was Royal Astronomer of Ireland at Dunsink Observatory. Wikipedia
Born: July 1, 1840, Dublin, Ireland
Died: November 25, 1913 (age 73 years), Cambridge, United Kingdom
Children: W. Valentine Ball, Charles Rowan Hamilton Ball, Randal Gresley Ball, and more
Grandchildren: Pamela Gresley Ball, Robert Ball Barcroft, Henry Barcroft, and more
Movies: Out
Parents: Robert Ball and Amelia Gresley Hellicar
Books