George O. Newbury was raised by the Pike family at their farm in Cornish, Maine. He was mortally wounded at Bermuda Head during the Civil War and died in June of 1864 at Hampton Hospital, Fort Munroe, Virginia. The letters were donated by William A. Hunt (Professor of History at St. Lawrence University) in memory of his mother Agnes Snow Hunt a direct descendant of the Pike family.
From the description of George O. Newbury letters, 1862-1864 (St. Lawrence University). WorldCat record id: 41138342