This tube has the cathode at the small end, with a Maltese cross that can be set vertically or horizontally. The aluminum cross will cast a shadow on the larger fluorescent end of the tube. | |
The Crookes tube running off a Ruhmkorff coil. The gap at the top of the coil is set to limit the voltage produced by the coil, thus limiting the energy of the x-rays produced by the tube. Go here for more pictures of the tube in operation. | |
The cathode. | |
The anode. | |
"Made in Germany" | |
"Central Scientific Co. Scientific Instruments CENCO Laboratory Apparatus Chicago U.S.A. New York - Boston - Toronto - Los Angeles" |
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