Keywords: Electric Waves being Research on the Propagation of Electric Action with Finite Velcity Through Space.jpg en Cover page of the English translation of Untersuchungen über die ausbreitung der elektrischen kraft Dirt and library stamp removed with GIMP clone tool sharpened also Electric Waves Being Researches on the Propagation of Electric Action with online at http //www archive org/details/electricwavesbe00jonegoog Author Heinrich Hertz Heinrich Rudolph Hertz Daniel Evan Jones 1893 PD-old-100 Heinrich Rudolf Hertz |