WebExhibits is a gateway to interesting sites (some more complete than others) such as "Calendars through the Ages," "Pigments through the Ages," and "Butter." "Butter" has an article about how to make ghee. Look for the "Art Optics" exhibit -- which is all about the theory that has art historians in a tizzy.
Posted by Lee at February 8, 2004 09:25 PM | TrackBack