WASHINGTON, D.C. – As Grazyna Zebrowska turns the pages, Sam Ponczak points out the signatures of grade-school children in the Polish Declarations of Admiration and Friendship for the United States at the Library of Congress in Washington on May 6, 2016. Many of the children who signed the declarations would have been in their 20s during the 1940s and likely did not survive the Holocaust and World War II.