Scene in Pleasant Valley, Maryland

Group portrait of several Union Army officers after the Battle of Antietam. Pictured with the officers is Mary Ellen Marcy ("Nelly") McClellan, wife of Union General George B. McClellan. The group sits on the steps leading up to the porch of a house covered with vines as they face the camera. A black woman in uniform stands off to the side, leaning against the porch with one hand in her pocket.