Colin Alfred is list as a Type Writer in the 1841 census living in Hemel Hempstead and as a Type Founder in the 1881 Census living in Bow London(+wife Jane & Dau. Lucy). It looks like he died in the March Quarter 1895 age 72 (Bethnal Green).
Samuel is also listed as a Type Founder in the 1881 Census living in Clerkenwell (+wife Ann)in the 1841 Census he also in Hemel Hempstead.
As for Lucy I have no other information on her other than she was christened in 1818