In “Nicky & Vera,” Peter Sís tells the story of Nicholas Winton, who rescued 669 children from Czechoslovakia as World War II loomed.In “Nicky & Vera,” Peter Sís tells the story of Nicholas Winton, who rescued 669 children from Czechoslovakia as World War II loomed.Read MoreBooks and Literature, Children and Childhood, Holocaust and the Nazi Era, Winton, Nicholas (1909-2015), Sis, Peter, Nicky & Vera: A Quiet Hero of the Holocaust and the Children He Rescued (Book), Gissing, Vera (1928- )