Earlier quoted context omitted.
That was it. The site that I read the story on was here: http://www.janesoceania.com/suvarov_tom_neale/index.htm If you can look past the garish design of the site, it's great reading.
I have a large stack of paper with that story that I printed out. Excellent read for anyone with deserted island escapist fantasies. Also excellent because of the depth of his preparations and how he applies science and logic to his situation. Can't recommend it enough.
Hindmarsh himself spent some of his youth in the hippie homestead/commune at Golden Bay, and that perspective really helps illuminate how these people chose to live.