"Roentgen" induction coils and other X-ray apparatus (1903)
James G. Biddle Company · Philadelphia : James G. Biddle · leaf 39
Catalogue Price, $15.00 Very excellent forStatic Machines;also for coils of com -paratively light dis-charge. A fine tubefortherapeutic treat-ment. Diameter ofbulb, 51^ inches. OVR SPECIAL PRICE, $9,00. [OVER.] GUNDELACH HEAVY ANODE TUBE, TYPE C. The right tubefor large coils, es-pecially if… … OVR SPECIAL PRICE, $13.00. Both tubes are provided with theGundelach regenerating device,by which the vacuum can be lowered when necessary. The tubes will reach Philadelphia not much if any before MarchIstf 1904, and may be delayed slightly beyond that date. Conse-quently in considering our offer…
X-rays · Induction coils · Radiography
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