Poul Heningsen (3/3)

[postlink]http://thebombillavideos.blogspot.com/2010/01/poul-heningsen-33.html[/postlink]http://www.youtube.com/watch?v=8ZpKg24_UKIendofvid
[starttext]Poul Heningsen : Philosophy of light (3/3)
[endtext]