80 years of dental radiography.

@article{Glenner197580YO,
  title={80 years of dental radiography.},
  author={Richard A. Glenner},
  journal={Journal of the American Dental Association},
  year={1975},
  volume={90 3},
  pages={
          549-63
        }
}
A pictorial survey reviews the development of the dental X-ray machine since Roentgen's discovery of the X ray 80 years ago.