"With X-rays, doctors detect problems human eyes can't see and even treat illnesses. This graphic history covers the discovery of X-rays, the spread of safety standards, and the start of digital X-rays and 3-D imaging"--
Ages 8-12 Graphic Universe|||Grades 4-6 Graphic Universe|||juvenile
Rachael L. Thomas ; illustrations by Josep Rural.
Includes bibliographical references and index.
