. "Roentgen" induction coils and other X-ray apparatus . Figure Diameter of Bulb, 6 $ 38 James Q. Biddle, 1114 Chestnut Street, Philadelphia. Queen Regulating Figure 25. B3210. (No. 6001). Light Anode $ B3211. (No. 6002). Heavy Anode B3212. (No. 6003). Extra Heavy Anode Qundelacn Light Anode Tube.

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Keywords: ., bookauthorjamesgbi, bookcentury1900, bookdecade1900, bookyear1904