Antonia Starace (C) with two of her children are seen in Brooklyn, New York in this 1915 family photo. Marie, about six years old, is on the left. As health agencies worldwide scramble to stop bird flu from becoming a pandemic that could claim millions of lives, memories of the murderous flu that swept the globe almost 100 years ago haunt the 21st century, passed on from generation to generation. REUTERS/Handout