IV. An account of an experiment, touching the production of light within a globe glass, whose inward surface is lin'd with sealing-wax, upon an attrition of its outside

The seeming Congruity that appears to be between Sealing-Wax and Glass, in several Experiments already made in relation to Light and Electricity, producible on the Attrition of them, has already been taken notice of: And for a farther Confirmation of their agreableness, take the following Experiment.