Note 27 — THE HISTORY OF THE COHERER PRINCIPLE.
Reading edition
Nature, Vol. 41, p. 368; or, “Modern Views of Electricity,” second edition, p. 338. See also Fig. 4, p. 6.
Reading edition
Nature, Vol. 41, p. 368; or, “Modern Views of Electricity,” second edition, p. 338. See also Fig. 4, p. 6.