I can't even find Richard George W b. 1870 in 1881.
Found Florence Marian:
RG11 Piece/Folio 739 / 113 Page 4
Name: Florence M Gandon (Ganson)
Age (Original): 11
Gender: Female
Birth Year: 1870
Birthplace: London, London, Middlesex, England
Relationship to Head of Household: Daughter
Marital Status: Single
Occupation: Scholar
Address: Aberdalgie Lodge Bell Green
Event Place: Lewisham, Kent, England
Household Gender Age Birthplace
Head Charles Ganson M 43 London, London, Middlesex, England
Wife Emma Ganson F 40 London, London, Middlesex, England
Son John Ganson M 19 Peterboro, Northamptonshire, England
Daughter Emma Gandon (Ganson) F 17 Asia
Daughter Florence M Gandon (Ganson) F 11 London, London, Middlesex, England
Daughter Maude H Gandon (Ganson) F 9 India
Son Harold W Gandon (Ganson) M 7 London, London, Middlesex, England
Son Reginald A Gandon (Ganson) M 3 Sydenham, Kent, England
Son Philip G Gandon (Ganson) M 2 Sydenham, Kent, England
Sister In Law Louisa Knights F 38 London, London, Middlesex, England
Servant Eleanor A L Thompson F 23 London, London, Middlesex, England