Pigment and Tempra Paint Article Sources

1. http://www.webexhibits.org/pigments/
2. http://studiochalkboard.evansville.edu/p-pigment.html
3. http://www.eggtempera.com/index.htm
4. http://www.danielsmith.com/Learn/Articles/Making-Egg-Tempera.asp
5. http://www.learn-to-draw-and-paint.com/casein.html
6. http://homerepair.about.com/od/termsor/g/Pigment.htm
pigment paint info
7. http://www.britannica.com/EBchecked/topic/460189/pigment
encyclopedia entry on paint
8. http://www.newton.dep.anl.gov/askasci/chem99/chem99050.htm
chemistry of paint