Hi Clare,
1881 Cencus has this one:
Dwelling: Lower Redhall Farm Ho
Census Place: Gargunnock, Stirling, Scotland
Source: FHL Film 0203541 GRO Ref Volume 481-A EnumDist 1 Page 5
Robert MAILER, age 27, birthplace: Kilmadock, Perth, Scotland
Rel: Head
Occ: Farmer Of 123 Acrs Arable Employing 3 Men And 1 ((Girl)) Woman
Catherine Kinross Besse MAILER, age 21, birthplace: Kilmadock, Perth, Scotland
Rel: Wife
Occ: Farmers Wife
John MAILER, age 1 m, birthplace: Gargunnock, Stirling, Scotland
Rel: Son
William MC PHERSON, age 20, birthplace: Hardhill, Linlithgow, Scotland
Rel: Serv
Occ: Farm Servt
Peter MC GREGOR, age 18, birthplace: Stirling, Stirling, Scotland
Rel: Serv
Occ: Farm Servt
Bridget O NEIL, age 21, birthplace: Raploch, Stirling, Scotland
Rel: Serv
Occ: General Servt (Domestic)
John MC LAREN, age 16, birthplace: Gargunnock, Stirling, Scotland
Rel: Serv
Occ: Farm Servt
Could this be your Peter?
Anne