X-ray apparatus, miniature lamps and accessories (1902)
Bario Vacuum Co., New York · New York : The Bario Vacuum Co. · leaf 26
loo to 120 volts or, of 50 to 60 volts. Theyare in great demand for all classes ofinterior decorative work and are alsolargely used for many kinds of outdoorillumination where higher candle pow-er lamps are inappropriate. The i cp.lamp showii in Cut 12 should be con-nected, 8 in series on 100 to… … 21
X-rays · Radiography
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