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ספרים בחינם

Experiments with Alternate Currents of High Potential and High Frequency A Lecture Delivered before the Institution of Electrical Engineers, London

Nikola Tesla · 2004

ספרייה ציבורית, Project Gutenberg. בלי הרשמה.

Electric currents, AlternatingElectric dischargesIncandescent lampsTelegraph, Wireless