Fifteen o'clock
`` Visions of immense law suits disturbed the slumber of those unfortunate individuals who formed the John Jones Dollar Directorship . But on the brink of one of the biggest civil actions the courts had ever known , something occurred that altered everything . '' The professor again withdrew the tiny instrument from his vest pocket , held it to his ear and adjusted the switch . A metallic voice rasped : `` Fifteen o'clock and fifty-two minutes -- fifteen o'clock and fifty-two minutes -- fift -- '' He replaced the instrument and went on with his talk . `` I must hasten to the conclusion of my lecture , gentlemen , as I have an engagement with Professor C122B24999Male of the University of Saturn at sixteen o'clock . Now , let me see ; I was discussing the big civil action that was hanging over the heads of the John Jones Dollar directors . `` Well , this Mr. J664M42721Male , the thirty-ninth descendant of the original John Jones , had a lover 's quarrel with Miss T246M42652Female , which immediately destroyed the probability of their marriage .