Nice, Seree. I am looking over this website which has his complete works (wonder if that's true?) Which are your favorites?
http://www.johnsingersargent.org/
I love this one...
The chair is formal and feminine - the dress is a feminine confection - but her attitude is like a woman to be reckoned with and she sits in the chair in a very casual way. "What? You want a piece of me?"
As far as glass - I love Chihuly