A telegraph without wires

Carr, R.A telegraph without wires: (experiments of a log, priest, Marconi, etc.): with Fig.In the text / per.from the 5th English.ed.A.E.Belaya and V.L.Poles.- 2nd ed., Rus.-Sank-Petersburg: Type.M-va of the routes (T-va I.N. Kushnerev and Co.), 1902.-[3], 81, [1] p.: silt .. -Bibliogr.In the tuning.Note..I. Belaya, A.E. II.Polyakov, V.L. .. III.Marconi.IV.Lodge.V. Dream 1.People (collection).Electronic copy source: PBPlace of storage of the original: the Central Museum of Communications named after A.S.Popova