Bernard pressed the button.

The doors of the lift shut and there was a slow whirring as it went down.

He pressed another button, and the book-case slid slowly across and hid the opening into the lift-well.

Bernard ran out of the room and up the stairs.
Charolais went to the front door and fumbled with the bolts.

He bawled through the door to the visitors not to be in such a hurry at that hour in the morning; and they bawled furiously at him to be quick, and knocked and rang again and again.