The Radio Amateur's Hand Book A Complete, Authentic and Informative Work on Wireless Telegraphy and TelephonyCollins, A. Frederick (Archie Frederick)
Experiments with Alternate Currents of High Potential and High Frequency A Lecture Delivered before the Institution of Electrical Engineers, LondonTesla, Nikola
Signalling across space without wires being a description of the work of Hertz & his successorsLodge, Oliver, Sir
