I just discovered the site for the National Museum of Australia.
http://www.nga.gov.au
I haven't explored the whole thing but there is a section call The Edwardians. Here's what seems to be the beginning of that section. The thing that really intrigued me is that the last time I did an SOG redesign, that exact Sargent was something I played with and the same layout:
http://www.nga.gov.au/Exhibition/Edw...lt.cfm?MnuID=2
There are some Sargent's in there and here's an exiciting portrait by Giovanni Boldini.
http://www.nga.gov.au/Exhibition/Edw...26215&ViewID=2