The main authors of this A4 format book are two experienced radiographers working in collaboration with several consultant dental surgeons, a representative of Siemens Ltd, and the College of Radiographers. The slim volume is a collection of articles previously published in Radiography, together with a supplement, and is intended to provide general radiographers with not only an insight into dentistry, so that the value of various radiographic techniques becomes apparent, but also a resumé of the shortcomings of some of these techniques. The first chapter is divided into two to deal initially with a history of the development of dental panoramic tomography, the principles and practice of the technique and radiation doses. There are also illustrations of normal radiographic anatomy and the results of faulty patient positioning. The second half outlines the shortcomings of the panoramic technique with particular reference to width of focal trough, production of secondary shadows, image overlap and superimposition.