Gelatin Fresco
Mix gelatin and heat over double boiler
Add marble dust (aka calcium carbonate)
Tape opposite sides of panel
Clip corners to ease
Find level
Pour in fresco to depth of approx. 1/8"
Drag off bubbles with piece of paper
When fresco gels and edges will pull away from tape, snip tape sides to remove
   
Remove tape
Transfer images from Kimoto film while fresco is still wet