Kraffts
This is a request more related to my teaching, but I thought I'd ask here. I'm trying to find copies of the UNESCO videos "Understanding Volcanic Hazards" and "Reducing Volcanic Risk". They were made by the Kraffts to help educate people on volcanic hazards, especially in developing countries. I've seen them both and they are great for introductory geology classes. However, the one source I knew of - the NW Interpretive Assoc. - doesn't seem to carry them anymore - and even if they did, the only format I know of is VHS, which is getting woefully obsolete.
So, do any of you know where I might…