A possibility -
There is a Thomas FAIRBRASS bap 9 Jan 1842 (born 17 April 1834) at St Botolph, Algate, parents Edward (customs office) and Hannah. Also other children baptised on the same day Henry (born 1832) and Albert (1840).
They can be seen in 1841 at Worley Court, St Botolph (same as on the baptism) all born not in County:
Edward FAIRBRASS 40 (customs)
Annah 35
Louisa 20
Edgar 12
Alfred 11
Thomas 7
Albert 9
Edward 14
Emilie 18
HO 107/725/6 pg28/29
Edgar Mansel FAIRBRASS was baptised 2 May 1830 at Leiston Cum Sizewell, Suffolk. Parents Edward and Hannah Maria.