I could be happy, I could be happy . . . (the art of Margaret Macdonald Mackintosh and the Glasgow Style)

First off, the music - Altered Images "I Could Be Happy"

Wikipedia entry for Margaret Macdonald Mackintosh

Wikipedia entry for the Glasgow Style/School

And if you are in Scotland, http://www.glasgowmackintosh.com/ (focusing on her husband, but...)

Art Nouveau was dominated by male artist and designers so I was specifically looking for a female artist associated with the movement.