Monument to Lt. Col. Waldo Merriam (1839-1864) in Mount Auburn Cemetery, 580 Mt. Auburn Street in Cambridge, Massachusetts. Merriam commanded the 16th Regiment Massachusetts Volunteer Infantry. He was wounded at the Battle of Gettysburg, and then killed at the “Bloody Angle” during the Battle of Spotsylvania Court House, May 12, 1864. The 16th MA was in II Corps, Fourth Division, 1st Brigade of the Army of the Potomac at Spotsylvania.