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when did the last american revolutionary war veteran die
John Gray, one of the candidates for last surviving U.S. veteran of the American Revolutionary War, died on March 29, 1868.
Where was the last surviving U.S. veteran John Gray from
Known as the last surviving Ohio veteran of the American Revolution, John Gray was born at Mount Vernon, the home of George Washington.

Question: At what age did the veteran enlist
Self-contained rewrite: At what age did the the last surviving U.S. veteran John Gray enlist