Herman Cyril McNeile,
An Experiment in Electricity
(1924)
“ Jim demanded a little hoarsely, staring at the Egyptian through the grille. “What I told you before—an evening's amusement for me.” And suddenly Jim lost his temper. He sprang at the gate in the center and shook it wildly, only to give a shout of pain and jump backward again. “What the deuce was that?” he muttered. “A severe electric shock,” said the prince genially. “Not enough to do you any real harm—but enough to prove to you that I am not romancing or bluffing, when I tell you of my little scheme. You know the principles of electricity, don't you? ”
