YOu likely have this.
1891 census Lochiel, Glengarry Ontario
CAMPBELL
Peter A, 28, b Ont, father b Ireland, mother b Ont, farmer
Maggie, 31, b Ont, parents b Ont
John, 11, Ont
Ransom, 4, Ont
All Baptists.
1881 census Lochiel, Glengarry, Ontario has a Peter P Campbell, 18, Scottish living with/working for James & Christy Haustan. They are all Baptists.
Margaret Lothian is with her parents on the census.
www.familysearch.org1871 census Hawkesbury West Prescott
CAMPBELL
Allen P, 43, b Ont, carpenter and builder
Annabella, 31, Ont
Peter A, 8, Ont
Ellen May, 1, Ont
All Baptist.
Nothing else found.