eight
o'clock
`` That will suit me , Martell . Anything to kill off the time , '' answered Slogwell Brown . He turned to the German . `` We 'll be back here by eight o'clock . And remember ! that money has got to be paid to-night . '' `` You shall have every dollar that is coming to you , gentlemen , '' answered the German , who , as it afterwards proved , was the commander of the disabled submarine .