Image of the week: April 11, 2012

We've been taking so many photos while working on the film, and we've acquired some great vintage photos of the fair, so we've decided to share them with you here each week. We'll begin with this great vintage slide from Alan Lovitch, showing the exterior of DuPont's World of Chemistry as it appeared at the fair in 1964. Inside, a show we would call multimedia, dazzled as live dancers interacted with projected dancers on a series of moving panels. But that's a story for another day. Note the light fixtures around the building, mimicking molecules: