one o'clock
Salvat arrested , Salvat interrogated ! Ah ! that so much toil and so much hope should crumble ! '' ON the morrow , punctually at one o'clock , Pierre reached the Rue d'Ulm , where Bertheroy resided in a fairly large house , which the State had placed at his disposal , in order that he might install in it a laboratory for study and research . Thus the whole first floor had been transformed into one spacious apartment , where , from time to time , the illustrious chemist was fond of receiving a limited number of pupils and admirers , before whom he made experiments , and explained his new discoveries and theories . For these occasions a few chairs were set out before the long and massive table , which was covered with jars and appliances . In the rear one saw the furnace , while all around were glass cases , full of vials and specimens .