Burr Harrison died in 1973.
Burr Harrison was born in 1904.
Burr Folks died in 2000.
Frederick Burr died in 1915.
Theodore Burr died in 1822.
Henry Burr died in 1941.
There may be some confusion in your question. Aaron Burr, the American politician implicated in the duel that killed Alexander Hamilton, died on September 14, 1836. However, Plato, the ancient Greek philosopher, passed away around 347 BC.
Burr Shafer died in 1965.
George Elbert Burr died in 1939.
Esther Edwards Burr died in 1758.
Joseph Burr Tiffany died in 1917.
Burr Caswell died on 1896-09-15.
Burr Baldwin died on 2007-08-20.