necannot fail to excite. Ebonite may be used for the plates instead of glass. It has the 26 THE RONTGEN RA YS IN MEDICAL WORK advantage of being less liable to breakage, and ebonite plates can besafely driven at a high speed. There is, however, an objection tothe use of ebonite, for it gradually… … Fig. 12.—Wimshurst Machine for X-Eay Work (Watson and Son Mr. Pidgeon has modified the construction of the Wimshurstmachine by the addition of fixed inductors, and by carefully insula-ting the sectors, so as to reduce the leakage between one sector andanother; and in this way he secures a larger…
X-rays · Radiography
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