I've posted some of the black and white pieces that I've been doing with graphite powder. I was actually doing some B&W before that, just in a different format and medium. So here are a couple of them.
24 x 28 Untitled
This is black acrylic and white ink on plywood. I'm not sure why I started doing these pieces but I did a number of them.
24 x 24 Untitled
This one is similar though not as successful I think.
11 x 15
And here's one more on paper. All acrylic I think.