The drawing is done with water soluble graphite pencils, “painted” with water, on a piece of MDF (medium density fiberboard) primed with two coats of white Golden Absorbent Ground. I like this ground, and being able to use water media directly on a board, no paper!
The collagraph plate is built up on matboard with paper, vinyl spackle, & elmers glue, all coated with shellac when dry. I stamped into the wet spackle & glue mix to make the impressions…