six o'clock
`` Looks like a baby 's eyebrow . Does it wash off ? '' A step in the hall sent them flying in opposite directions , Nance back to her desk , and Mac into the inner office , where his father found him a moment later , apparently absorbed in a pamphlet on factory inspection . When Nance started home at six o'clock , she found Dan waiting at his old post beside the gas-pipe . `` It 's like old times , '' he said happily , as he piloted her through the out-pouring throng . `` I remember the first night we walked home together . You were n't much more than a kid .