Popular Electricity

The Tesla High Frequency Coil . By George F. Haller and Elmer Tiling Cunningham. New York: D. Van Nostrand Co. 1910. 179 pages with 56 illustrations. Price $1.50 Describing the construction of a...

“I have produced electrical oscillations which were of such intensity that when circulating through my arms and chest they have melted wires which have joined my hands, and still I have felt no...