Its students included Theodore Roosevelt 's four sons as well as his cousin , future president Franklin D. Roosevelt .
The school opened in 1884 , and Peabody served as its headmaster until 1940 .
Peabody 's students included Theodore Roosevelt 's four sons as well as his cousin , future president Franklin D. Roosevelt .
The school opened in 1884 , and Peabody served as its headmaster until 1940 .