Many thanks - that's thrown me somewhat
if his previous wife was Jane Cannell then she died in Dec 1818 (bur 9 Dec 1818) and he remarried 24 Jan 1819 - I'm surprised that there wasn't a comment in the Press - however I cannot see another George it could be ! I'll leave my now obviously incorrect tree online for tomorrow and try to get correction done for thursday

however from 1851 census for liverpool the john who married sarah bridson had to be son on george + margt quiggin, - the john born 1819 married ann cain - all ages reported in census fit with this