Hi Narelle I'm in Adelaide and for about 7 years now have been doing free research for people requiring info. from the records here re their ancestors.I was browsing the board recently and saw your request re Henry Isaac Barnett.I realise you have most of the following information, but hope I have found one or two things which you may not yet already have.Here's what I found:-\MARRIAGE.
Henry Isaac Barnett, aged 22yrs, single, son of Henry Isaac Barnett married 7th March 1896 to Emma Adelaide Koehna, aged 20yrs, single, daughter of Otto Waldemar Koehna at Registry Office, Adelaide Dis. Adel. reference b186 p883