Conversation so far:
How did Isadora Duncan die?
Isadora Duncan's scarf became entangled in the wheels and axle of the car in which she was riding and breaking her neck.
When did Isadora Duncan's death take place?
Isadora Duncan died on the night of September 14, 1927.
Where did Isadora Duncan die?
Isadora Duncan died in Nice, France.
Where did Isadora Duncan's death occur?
As The New York Times noted in its obituary, Isadora Duncan met a tragic death at Nice on the Riviera.“
Did Duncan have any family when she died?

Question: How old was Duncan when she died?
Self-contained rewrite: How old was Duncan when she died?