"Roentgen" induction coils and other X-ray apparatus (1904)
James G. Biddle Company · Philadelphia : James G. Biddle · leaf 41
will per-mit considerable energy to pass through them. For this reason14 heavy anode tubes are used to a large entent. If our custom-ers will explain what apparatus they use, and the class of work tobe provided for, we shall be glad to suggest tubes which in ouropinion will be most suitable All… … Figure 22. B3202. Diameter of Bulb, 6 $20.00 James G. Biddle, n 14 Chestnut Street, Philadelphia. 37 German Regulating Tube,
X-rays · Induction coils · Radiography
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