Kevles, Bettyann.Naked to the Bone: Medical Imaging in the Twentieth Century. Rutgers University Press, Perseus, 1997. 1998. Shows how X rays, MRI, ultrasound, and other technologies have transformed medicine, forensic evidence, and artistic vision.
Winkler, Kathy.Radiology. Benchmark, 1996. For younger readers. Includes a timeline and a glossary.