In the 1861 census 34 Gloucester Place.
William Britain, age 29, Brass Finisher master, born Birmingham.
Wife Anna Maria Britain, married, age 30, born Islington.
Daughter Anne Britain, age 8, born Clerkenwell.
Daughter Emily Britain, age 7 born St. Luke.
Daughter Minnie Britain, age 5, born St. Luke.
Daughter Julia, age 3, born Islington. Son William Britain, age 1?, born Islington.

In the 1871 census 3 Barnsbury Grove.
William Britain is a toymaker.
Anna M. Annie,
Emily,
Minnie,
William,
Alfred and
Frederick are listed.
No Julia

In the 1881 census St Mary Islington, civil parish, Islington registration district, Islington East sub district, Nugent house, Lambton Rd.
William Britain, age 49, Mech L Toy Maker, Birmingh(am?) Warwickshire.
Wife Annie M Britain, age 50, born Islington.
Daughter Anne, unmarried, age 28, Mech l Toy Maker, born Clerkenwell, Middlesex.
Daughter Emily Britain, unmarried, age 27, Mechan l Toy Maker, born St Luke, Middlesex.
Daughter Minnie Britain, unmarried,age 25, no occupation listed, born St. Luke.
Son William Britain, unmarried, gae 21, Mecan l Toy Maker, born Islington.
Son Alfred Briatain, age 19, Mechan l Toy Maker, born Islington.
Son Frederick Britain, age 14, Chemist Clerk Unemployed, born islington.
Son Edward Britain, age 10, born Islington.
Son Frank Britain, age 8, born Islington.