Note 22 — RESEARCHES IN ELECTRIC TELEPHONY.
Reading edition
Sullivan. “Currents of Electricity produced by the vibration of Metals,” Phil. Mag. 1845, p. 261; Arch. de l’Électr. x. p. 480.
Reading edition
Sullivan. “Currents of Electricity produced by the vibration of Metals,” Phil. Mag. 1845, p. 261; Arch. de l’Électr. x. p. 480.