He was 37 years old when he enlisted (3, 4). He was born in Bedford County, Pennsylvania (3, 4).
He was a farmer (3, 4).
He was 5 feet 6 inches tall, and had a fair complexion, gray eyes, and dark hair (3, 4).
He was drafted (1, 3, 4). He was enlisted and mustered into service on 21 September 1864 (1, 3, 4). He was enlisted for one year, at Chambersburg, Pennsylvania (3, 4). His enlistment was credited to the 16th congressional district (3, 4). He served as a private in company B (1).
He was wounded on 27 October 1864 at Hatcher's Run, Virginia (1).
His descriptive list was sent somewhere on 18 May 1865 (4).
He was discharged at Washington, DC, by general order 94, War Department, on 2 June 1865 (1) or 25 May 1865 (2).
1 Bates, Samuel Penniman. History of Pennsylvania volunteers, 1861-5. Harrisburg: B. Singerly, state printer, 1869-71. 5 volumes. 'Ninety-first regiment', volume 3, pages 186-233. (In the roster) (David Lingenfetter)
2 company B, register of men discharged (David Lingenfelter [?])
3 company B, [second] descriptive roll, entry 61 (David Linganfelter)
4 company B, [third] descriptive roll, entry 22 (David Lingenfelter)
[I did not find an entry for him in the index on <www.ancestry.com> to the pension index by name (but I did find a David Lingenfelter who served in company I of the 55th Pennsylvania Infantry) (searched March 2007)]