here's son Thomas in 1851...
1851 - HO107/1516; Folio: 508; Page: 46 - Clerkenwell
3 Charles Place
Thomas Hook 37 Head Engineer Kent, Dartford
Mary Hook 41 Wife France, Orleans
Agustus Hook 7 son Surrey, Lambeth
James Hook 4 son Middx, Radcliff
Francis Hook 2 son 'Portsmith' [sic]