We think she might be involved in classical music in some fashion. Thanks!
http://blogs.loc.gov/now-see-hear/2016/10/mystery-photo-9-portraits-of-an-unknown-woman/
Could it be Diane Cilento, ex Mrs Sean Connery? Not a classical music bod, obviosuly, but there are some pics online which look a little similar...
https://www.google.co.uk/search?q=diane+cilento&espv=2&biw=1745&bih=864&source=lnms&tbm=isch&sa=X&ved=0ahUKEwi8lbSo-cPPAhWMMj4KHce0BQgQ_AUIBigB
Nah, it's not Diane Cilento.
8 is definitely Juliet Prowse as the article suggests.
You're my wife now.