Experiments and Observations Tending to Illustrate the Nature and Properties of Electricity / In One Letter to Martin Folkes, Esq; President, and Two to the Royal Society

by Sir William Watson

Proposition II.

In common with Light, Electricity pervades Glass, but suffers no Refraction therefrom; I having from the most exact Observations found its Direction to be in right Lines, and that through Glasses of different Forms, included one within the other, and large Spaces left between each Glass.