Induction coils : how to make, use, and repair them including Ruhmkorff, Tesla, and medical coils, Roentgen radiography, wireless telegraphy, and practical information on primary and secondary battery (1901)
Schneider, Norman H. (Norman Hugh) · New York : Spon & Chamberlain ; London : E. & F.N. Spon · leaf 129
Fig. 29. 02 Condensers. … and round off the corners with a pair ofshears. There must be no sharp corners,projections, or angles toinduce leakage. Laythe glass plate on asheet of paper, and markits outline thereon witha pencil; then remove itand substitute a sheet of ^^ ^° the tinfoil, and mark that. This will en-able you to…
Induction coils · Radiography · X-rays
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