ery, or a Static machine,an Induction Coil and a Crookes tube or itsequivalent, for example, an incandescent lampwith its filament broken and electrodes properlyplaced, and the bulb exhausted to the propervacuum. The photographic plates used are theordinary quick dry plates. The writer prefersSeed.… … figure 19.obtained at an electrical supply store. Forlarge coils of course a dynamo current is best,as for example, a coilgiving a spark of ten inches 3° SOMETHING ABOUT X-RAYS. requires a current of 10 to 12 amperes to run it.In using an influence machine like a Holtz orTopler, it has the…
X-rays · Fluorescence
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