- Stereograph: Soldiers seated underneath a tree with tents and a house in the background., Irvin McDowell (15 Oct. 1818-4 May 1885) Graduated from West Point in 1838. At the start of the Civil War, McDowell was a brevet major and served on General Winfield Scott's staff. In late May 1861 he was given the command of the Union forces in the Department of Northeastern Virginia. McDowell led a corps in the Second Bull Run (Second Manassas) campaign. He was sent to command a territorial department on the West Coast. After the Civil War, he commanded the Department of the East from 1868 to 1872 and the Department of the South from 1872 to 1876.�
- Stereograph: Two men seated smoking pipes with horses in the background, possibly the photographers Timothy O'Sullivan and Alexander Gardner., The men in this photograph are believed to be O'Sullivan (right) and Gardner (left). See Timothy O'Sullivan, American's Forgotten Photographer, by James D. Horan, copyright 1966, pp. X,125. Timothy H. O'Sullivan (1840-14 Jan. 1882) Photographer whose career began as an apprentice operator in Mathew Brady's daguerreotype studio in New York City. Based out of Washington D.C., O'Sullivan photographed military sites and personnel during the Civil War. Followed General William Tecumseh Sherman through South Carolina from December 1861 to May 1862. Over the next three years, O'Sullivan worked for Alexander Gardner photographing soldiers, war equipment, and the aftermath of many significant battles. Following the Civil War, O'Sullivan participated in a number of important scientific and military surveys of the western United States. Alexander Gardner (October 17, 1821 � December 10, 1882) A Scottish photographer who emigrated to the United States in 1856. Based out of Washington D.C., Gardner was appointed chief photographer under the jurisdiction of the�U.S. Topographical Engineers and later became a staff photographer under General�George B. McClellan. Between 1862 and 1865, Gardner followed General Ambrose Burnside and General Joseph Hooker and photographed the Battle of Fredericksburg, Battle of Gettysburg, and the Siege of Petersburg. Gardner is also well known for photographing President Abraham Lincoln. After the Civil War, he photographed Native Americans visiting Washington, D.C. and gave up photography to start an insurance company.
- Stereograph: French nobles and others seated around table eating and drinking., Louis-Philippe-Albert d'Orléans, comte de Paris (24 August 1838-8 September 1894) Grandson of Louis Philippe I, the King of France from 1830 to 1848. In 1861, he was appointed as an assistant adjutant general in the Union Army during the Civil War with the rank of captain. He served on the staff of General McClellan and resigned from the army on July 15, 1862. François-Ferdinand-Philippe-Louis-Marie d'Orléans, prince de, Joinville (14 August 1818-16 June 1900) The third son of Louis Philippe I, the King of the French from 1830 to 1848. Served in the French Navy from 1836 to 1848. Went to America upon the outbreak of the Civil War in 1861 where his son and two nephews joined the Union Army.
- Stereograph: Soldier on what appears to be a swing set among pine trees, tents and log buildings in background, one possibly O'Sullivan's darkroom. Written on the back of the stereograph, 'O'Sullivan's darkroom, left center.', Written on the back of the stereograph, 'O'Sullivan's darkroom, left center.'