The Battle of Beaver Dam Creek, also known as the Battle of Mechanicsville or Ellerson's Mill, took place on June 26, 1862, in Hanover County, Virginia. It was the first major engagement of the Seven
Union troops repulsing a rebel charge
Union defenses at Ellerson's Mill
James Jay Archer was a lawyer and an officer in the United States Army during the Mexican–American War. He later served as a brigadier general in the Confederate States Army during the American Civil
James Jay Archer
Archer-Carter Mansion, located in the Susquehanna State Park in Harford County, Maryland, built in the early 1700s
Gettysburg Marker to Archer's C. S. A. ARMY OF NORTHERN VIRGINIA-HILLS CORPS HETH'S DIVISION-ARCHER'S BRIGADE 5th Battalion and 13th Alabama 1st 7th 14th Tennessee Infantry July 1. The Brigade moved from Cashtown early in the morning towards Gettysburg. After a march of six miles came in view of the Union forces. The Brigade was deployed on the west side of Willoughby Run and about 10 A. M. advanced encountered 1st Brigade First Division beyond the run. The firing continued for a short time when a large force appearing on the right flank and opening a cross fire the position became untenable the Brigade was forced back across the run but advanced with the Division later in the day. The advance in the morning reached this position. July 2. Not engaged. July 3. Formed part of the column of Longstreet's assault. July 4. The Brigade took up the line of march during the night to Hagerstown.