Liminal Moment by Bobblayers, each time laying the paper down on the heated plate. In the final stage she often paints back into the image with a oil paint and a brush. Japanese washi paper used for this process, then matt and frame them under glass.
This would be a great craft for book club or bulletin board of favorite books thru year of students. Your 50 favourite titles turned into a unique thumb print by cheryl sorg art inspired by - and made from - books