He was born in Germany (3). He was 34 years old when he was enlisted (3).
He was a farmer when he was enlisted (3).
He was 5 feet 8 inches tall, and had a fair complexion, grey eyes, and brown hair (3).
He also served in company G of the 178th Pennsylvania Infantry (4, 5).
He was a substitute (1, 3). He was enlisted and mustered into service on 7 October 1864 (1, 3, 5). He was enlisted for one year, at Monroe County, Pennsylvania (3). His service was credited to the Thirteenth Congressional District (3). He was mustered in company H (1).
On 31 May 1865, he was promoted to corporal, effective 31 May (2). He was promoted on 1 June 1865 to corporal (1).
He mustered out on 10 July 1865 with his company (1, 5).
On 5 December 1879, he applied successfully for a pension (4 [unsuccessful], 5).
On 18 February 1907, he again applied for a pension (5).
He died on 14 September 1911 (5).
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)
2 special order 31, HQ 91st PA, 31 May 1865
3 company H, descriptive roll, #131 (John Deerr)
4 pension index, by name (John Deer)
5 pension index, by regiment, 91st PA Infantry, company H (John Deerr)
[I did not find an entry for him in the index on <www.ancestry.com> to the 1890 veterans' census (searched December 2006)]