James Tanner, a Corporal in the Union Army, fought in many battles. In August 1862, he was shot during the Second Battle of Bull Run losing both of his legs. It was his service after the war that he is most remembered. Cpl. Tanner became a stenographer after the war and held numerous positions in the War Department. On April 14, 1865, he was summoned to Petersen House where Abraham Lincoln lay dying from shots fired by John Wilkes Booth. It was Tanner's task to take the testimony of all present. His account is said to be the most comprehensive record of the events.