""Letters from Theodore Roosevelt to Anna Roosevelt Cowles 1870 to 1918"" is a collection of personal letters written by former United States President Theodore Roosevelt to his younger sister Anna Roosevelt Cowles. The letters cover a span of almost 50 years, from 1870 when Roosevelt was just 12 years old, up until 1918, just two years before his death. The letters offer a unique insight into the personal life of one of America's most iconic presidents,...