He was born in Ireland (8, 9). He was 32 years old when he was enlisted (8, 9 [34 in 1863]).
He was a laborer when he was enlisted (8, 9).
He was 5 feet 4 inches tall, and had a dark complexion, blue eyes, and dark hair (8, 9 [5'5"]).
He was enlisted and mustered into service on 3 October 1861 (1, 8). He was enlisted for three years, at Philadelphia, Pennsylvania, by Lieutenant Pierce (8). He served as a private in company F (1).
He fought at the Battle of Gettysburg (10).
He was detailed for duty in the Pioneer Corps on 15 August 1863, relieving William Critzler (1).
He reenlisted as a veteran volunteer on 24 December 1863 (1, 9). He was enlisted for three years, at Bealton, Virginia, by Lieutenant W H Carpenter (9).
On 15 April 1864, he was one of seven men in the regimental pioneer corps (3).
On 4 July 1864, he was detailed for duty in the pioneer corps at brigade headquarters (4, 7).
On 15 November 1864, Sellers recommended him for duty in the Brigade Pioneer Corps (5).
On 17 November 1864, Sellers included him in a report "[i]n compliance with S.O. 59 dated Hd Qrs 5 Army Corps November 15" 1864" (6).
He mustered out on 10 July 1865 with his company (1).
He died on 12 October 1873 (11).
On 9 December 1878, his widow applied unsuccessfully for a pension (11).
On 19 December 1930, a minor dependent applied unsuccessfully for a pension (11).
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 52, HQ 91st PA, 15 August 1863
3 general order 8, HQ 91st PA, 15 April 1864 (Peter McCollough)
4 letter, Sellers to Bennett, 4 July 1864
5 letter, Sellers to Bartlett, 15 November 1864
6 letter, Sellers to Bartlett, 17 November 1864
7 special order 61, HQ 91st PA, 4 July 1864 (Peter McCullough)
8 company F, descriptive roll, #53 (Peter McCullough)
9 company F, second descriptive roll, #13 (Peter McCoullough)
10 Pennsylvania Memorial, Gettysburg, Pennsylvania (P McCullough)
11 pension index, by regiment, 91st PA Infantry, company F (Peter McCullough)
[I did not find an entry for him in the index on <www.ancestry.com> to the pension index by name--BUT an entry for Peter McCullough, widow Sara McCullough, minor Theresa Dam, applied from Pennsylvania, linked to a blank page (searched March 2007)]