David Miller DeWitt (1837-1912) served as the United States Representative from New York between 1873 and 1875. After his term, he practiced law and authored numerous books includi...ver maisDavid Miller DeWitt (1837-1912) served as the United States Representative from New York between 1873 and 1875. After his term, he practiced law and authored numerous books including The Assassination of Abraham Lincoln and The Impeachment and Trial of Andrew Johnson.ver menos