Created c. 1864.

This photograph of President Abraham Lincoln's youngest son, Thomas "Tad" Lincoln, was taken around 1864. In the portrait photograph, Tad is wearing a Union officer's uniform given to him as a courtesy commission by President Lincoln's Secretary of War, Edwin M. Stanton. Stanton served as Secretary of War through the Civil War and the Reconstruction and later served as an Associate Justice of the United States Supreme Court.