I did this exercise in Stan's class a few weeks ago. It was a good exercise, but I wanted to reuse the paper, since it was Wallis Belgian Mist, which is expensive.
First layer with the fixative.
Mary's pastels in the Ventana gallery and really enjoyed her work. She worked in a very simple, graphic way. Unfortunately, Mary passed away in 2011.
Here is my attempt to emulate her style: