The stereoscopic method should reproduce the physiological conditions of natural binocular vision in order to provide a true relief. The importance of stereoscopy for British radiography should be neither underestimated, nor reduced to its usefulness in medical diagnosis. Stereoradiography was also useful as a fashionable technique to collect and record information and to attract medical students and practitioners, as a means of self-promotion within the profession, and as a way to entertain and delight the eyes of even the most serious physicians. The practical utility of stereoradiography was obviously the main argument physicians used to promote the technique, but it cannot be easily separated from underlying functions. Stereoradiography did not appear in Britain to satisfy medical need, but, rather, as a technological improvement of radiography intended for commercial applications. Shortly after Conrad Willemv Roentgen's discovery, radiography had indeed appeared especially useful to localize small objects lodged inside the body