The process in pictures.

  1. Roll out the paint on the gelatine slab.
  2. Place a leaf or whatever other structure you have on the moist paint,
  3. Place a sheet of paper on the gelatine and rub gently, especially around the leaf.
  4. Pull off the sheet or paper to get the negative print.
  5. Clear the paint of the slab with some newsprint or other paper.
  6. Remove the leaf from the gelatine.
  7. Place another sheet of paper on the gelatine, rub gently and pull the final print.