Dr. Jonathan Letterman is remembered for developing the ambulance and field hospital services for the Union Army, but as medical director for the Army of the Potomac, he also recommended policies to improve the...
Dr. Jonathan Letterman was the Medical Director of the Army of the Potomac at the time of the Battle of Gettysburg. At the time, Letterman had only been in his position for a year...
The Civil War produced casualties on a scale never seen in American history up to that time. Out of necessity, great improvements in the treatment of the wounded were made during the war, and...