Antietam, Maryland. Allan Pinkerton, President Lincoln, and Major General John A. McClernand: Another View
At the outset of the U.S. Civil War, Mathew Brady dispatched a team of photographers to document the conflict. Among them was a Scottish-born immigrant named Alexander Gardner, the photographer who took this photo of Lincoln at Antietam as well as other famous wartime shots. The man to Lincoln's right is Allan Pinkerton, founder of the Pinkerton National Detective Agency, whom Lincoln had as head of a personal security detail during the war. Gardner titled another shot of Pinkerton and his brother William at Antietam “The Secret Service ...