J. Donald Cameron was the son of Simon Cameron, U.S. Senator and Abraham Lincoln’s first Secretary of War. A graduate of Princeton, J. Donald served as president of the Northern Central Railroad from 1866 until 1874. He was name Secretary of War during the last year of Ulysses S. Grant’s second term as President in 1876. In 1877, J. Donald was elected to his father’s seat in the United States Senate, a position he held for the next ten years. During his tenure in the Senate, he supported the Federal Elections Bill which helped to enforce voting rights throughout the American South. After his departure from the Senate, J. Donald worked in various private industries throughout the Harrisburg area until his death in 1918.