Calvin Coolidge, Jr.
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Calvin Coolidge Jr. (April 13, 1908- July 7, 1924) was the son of President Calvin Coolidge
Calvin Jr. was born to Calvin Coolidge and Grace Goodhue Coolidge. His father became President of the United States upon the death of President Warren G. Harding in 1923, when Calvin Jr. was fifteen years old.
On the afternoon on June 30, 1924, he engaged with brother John Coolidge in a barefoot game of tennis. Calvin Jr. developed a blister on his right foot, which progressed into blood poisoning and was the cause of his death on July 7, 1924, less than three months after his sixteenth birthday.


