He was born in 1825/26 (4 (37 in 1863), 5 (37 in 1863)). He was born in Scotland (4, 5).
When he enlisted, he was a miner (4, 5).
When he enlisted, he was 5 feet 6 inches tall, and had a florid complexion, blue eyes, and brown hair (4, 5).
He enlisted on 9 December 1863, at Pittsburgh, Pennsylvania, by Captain Wright, for three years (4, 5, 10). He was mustered into service on 11 December 1863 in the 62nd Pennsylvania Volunteer Infantry (1, 4). He was mustered in by Lieutenant Brooks, at Harrisburg, Pennsylvania (4 [Hook], 5).
He was transferred on 20 July 1864 from company L of the 62nd Pennsylvania to the 91st (1). On 21 July 1864, he, and the other members of companies L and M, were assigned to company G (2). On 22 July 1864, they were transferred to company K, following brigade orders to assign them to the smallest company (3). He was then present, as a private (3). He was a private in company K, in the 91st Pennsylvania (1, 11).
On 30 April 1865, he was reported absent sick (7).
He mustered out on 10 July 1865 with his company (1, 10). He was a private, in company K (11).
He died on 3 April 1872 (6).
On 24 July 1883, his widow, Christina Wilson, successfully applied for a pension (6, 9).
Ih 1890, his widow, Christina Wilson, was living in Forward Township, Allegheny County, Pennsylvania (10).
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 65, HQ 91st PA, 21 July 1864 (Peter Wilson)
3 special order 66, HQ 91st PA, 22 July 1864 (Peter Wilson)
4 company K, third descriptive roll (Peter Wilson)
5 company K, fourth descriptive roll (Peter Wilson)
6 pension index, by regiment, 91st PA Infantry, company K (Peter Wilson)
7 company K, monthly report, April 1865 (Peter Wilson)
8 monthly return, company K, June 1865 (Peter Wilson)
9 pension index, by name (Peter Wilson)
10 1890 US census, veterans' schedule, Pennsylvania, Allegheny County, Forward Township, supervisor's district , enumeration district , page  (Christenia widow of Peter Wilson)
11 index to compiled service records of volunteer Union soldiers who served in organizations from the state of Pennsylvania (Peter Wilson)
|Name||Peter Wilson||Cristina "||Elizabeth "||Charles "||Peter "||David "||Isabel "|
|Occupation||Do [sc. coal miner]|
|Value of real estate owned|
|Value of personal estate||50|
|Place of birth||Scotland||Do||Do||Missouri||Penna||Do||Do|
|Attended school within year|
|Married within year|
|Cannot read & write||1||1|
|Deaf, dumb, blind, etc.|