four o'clock
she was smiling at him in that gray and ghastly death-gloom of the cavern ! He brought out his watch , and in the lantern-glow they looked at it . `` A quarter after three , '' he said . `` By four o'clock they will be at work -- Blackton and twenty men . They will have us out in time for supper . '' `` A quarter after three , '' repeated Joanne , and the words came steadily from her lips . `` That means -- '' He waited . ''