"Roentgen" induction coils and other X-ray apparatus (1903)
James G. Biddle Company · Philadelphia : James G. Biddle · leaf 14
e rheostats are made to order for our own special use and are of ample capacity. Prices. B3025. i8=inch Type E Coil $340.00 B3026. I5=inch Type E Coil 270.00 B3027. i2=inch Type *E Coil 210.00 B3028. Large Rheostat for Coils of i5 = inch spark or more, mounted on finely polished tsble as shown on… … Figure 5. Roentgen Portable Induction Coll, Type P. Of the portable coils yet produced this is by far the most power-ful. It gives a 9-inch spark which is thicker and fatter than that ob-tained from any portable coil of equal or less spark length. An adjustable mica condenser with a Roentgen…
X-rays · Induction coils · Radiography
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