Found them in Paisley Middle in 1841 573/9/21
Living at Back Sneddon 14, is
John Duncan, aged 29, occ Litter Carries (sic) born Renfrewshire
Ann Duncan, aged 29, born Renfrewshire
Hendry (sic), aged 1 month, born Renfrewshire
Also living at Back Sneddon 14, is
Samuel Hannan, aged 60, a Teacher born in Scotland
You probably know that there is an awful lot of detail on this family on the IGI (LDS Submission)?