"Roentgen" induction coils and other X-ray apparatus (1903)
James G. Biddle Company · Philadelphia : James G. Biddle · leaf 31
Figure 21. B3213. (No. 3 E.) Diameter of Glass Bulb 5 inches $8.00 B32r4. (No. 4 E.) »* »* »« 5 «« 10.00 26 James Q. Biddle, 1114 Chestnut Street, Philadelphia. … Gundelach Light Anode Tube. The Gundelach light anode tube is well known for its reliability, good contructionand facility withwhich the vacu-um is reducedwhen it has be-come too high bycontinued use. Figure 22. B3215. (No. 3). Diameter of Glass Bulb 5 inches $12.50 B3216. (No. 4). ii a 5^ ** 15.00…
X-rays · Induction coils · Radiography
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