four in the afternoon
`` Explain it to him , will you , Lea , as best you can , '' Brion said , looking at her , and he realized how exhausted she was . `` And sit down while you do it ; you 're long overdue for a rest . I 'm going to try -- '' He broke off when he looked at his watch . It was after four in the afternoon -- less than eight hours to go . What was he to do ? Enthusiasm faded as he realized that only half of the problem was solved . The bombs would drop on schedule unless the Nyjorders could understand the significance of this discovery .