The Roentgen rays in medicine and surgery as an aid in diagnosis and as a therapeutic agent : designed for the use of practitioners and students (1901)
Williams, Francis H. (Francis Henry), 1852-1936 · New York, Macmillan · leaf 56
Fig. 15. Shows Ritchie coil charged from street main, Wehnelt electrolytic interrupter, and tube. X-RAY EQUIPMENT 25 … Fig, 16. Heinze electrolytic interrupter, Ritchie coil, and tube.
Radiography · X-rays
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