On December 12, 1910, Dorothy Harriet Camille Arnold, a 25-year-old aspiring writer from a wealthy and prominent New York City family, vanished without a trace. The daughter of perfume importer Francis R. Arnold, she was a graduate of Bryn Mawr College and fluent in several languages. That morning, Arnold left her family's mansion on East 79th Street, telling her mother she was going shopping for an evening gown for her sister's upcoming debutante party. She declined her mother's offer to accomp
...Read MoreLast Seen: Dec 12, 1910