This is absolutely stunning. Just picked up bunch of “nice” pencil crayons on ebay to try- Use colored pencils with mineral spirits to color your stamp images. The results are similar to water colors but color looks much more vibrant. Wow- can’t wait to try!
Colored pencils and Odorless Mineral Oil Technique for Stamps – Good instructions with photos for adding color with pencil crayons and oil to your stamps.