When Duke was six, her mother threw her father out; when she was eight, her mother turned her care over to John and Ethel Ross, who later became her managers; they recognized her talent and promoted her as a child actress.
Her mother threw her father out. Duke was six. Her mother turned her care over to John and Ethel Ross. She was eight. John and Ethel Ross later became her managers. They recognized her talent. They promoted her as a child actress.