‘Über die Ausbreitungsgeschwindigkeit der elektrodynamischen Wirkungen’ [On the finite velocity of propagation of electromagnetic actions], pp. 197-210 in: Sitzungsberichte der Königlich Preussischen Akademie der Wissenschaften zu Berlin, VI. VII. 10 February 1888.
Berlin: Königlichen Akademie der Wissenschaften, 1888. First edition, complete journal issue in original printed wrappers, of one of the two most important papers of Hertz’s on electromagnetic waves, in which he demonstrates for the first time that electromagnetic effects propagate at the speed of light (it was only a month later..... More
Item #5310