ocr: Hologram The Visible Woman Hologram derives from a transparent, life-size model that was displayed in the Hall of the Biology of Man, the predecessor to the Hall of Human Biology and Evolution. When the new hall was created, the plastic form was dis- assembled, layer by layer. Each layer was holographed, and a separate hologram of a live woman was made for the exterior. These seven images were then assembled and reholographed into this composite. Holograms are created by splitting a beam of laser light into two beams and aiming one (the object beam) 25