six o'clock
The cash-box was on the table . You immediately saw the opportunity -LRB- perhaps Hansen had done the same thing , and put you onto it ? -RRB- -- you saw the opportunity , and threw over the box a newspaper you had in your hand . As you had hoped , not seeing the box , Mr. Black forgot it , and left at six o'clock without returning it to the safe . You made sure of that by remaining about the outer office until he left . And then , after midnight you came down to the office here , forced an entrance into our cellar , and went up-stairs and secured the box . `` I 'm sorry -- but is n't that so ? ''