about six o'clock
No one was at home , and the dinner was spoiling . Had they not been seen all day ? Certainly . They had come in about six o'clock _ avec une jeune personne _ and M. Montjoie . She thought it probable that they were all at that moment down below , in the studio of M. Montjoie . David already knew his way thither , and was soon standing outside the high black door with the pane of glass above it to which Madame Merichat had originally directed him . While he waited for an answer to his ring he looked about him .