ten o'clock
It crushed in fragments against the wall . `` Damn Mrs. Clephane ! '' she said softly . Promptly at ten o'clock Marston walked into Carpenter 's office and sent in his card . It found Carpenter pacing up and down , and frowning at a paper spread open on his desk . At the messenger 's apologetically discreet cough , he glanced around and took the extended card . `` Show him in ! ''