This may be the proper link: http://www.youtube.com/watch?v=XO5lJunzE7o
> > > Hi everyone, > > I just discovered this video (sundial society youtube) of me > answering questions about sundials at the Science and Engineering > Festival in Washington DC. April 28 2012 > > Ken Clark > Elizabethtown, PAhttp://sundial society youtube > > --------------------------------------------------- > https://lists.uni-koeln.de/mailman/listinfo/sundial > > --------------------------------------------------- https://lists.uni-koeln.de/mailman/listinfo/sundial
