The X-ray art images here are by Dr. André Bruwer, a radiologist who practiced in Tucson for over 30 years. Dr. Bruwer collected objects from nature to X-ray in a small X-ray machine. By choosing objects that contain varied densities, he ensures that the X-ray images will contain an interesting array of shadows. The tulips reveal overlapping petals and dark pistals. The chambered nautilus has delicate gradations of gray with its tiny chambers on display. Images are seen in a whole new perspecti