latchkey

But to my intense surprise those people stopped at it and the man in the top hat, producing a latchkey, let his two companions through, followed them, and with a heavy slam cut himself off from my astonished self and the rest of mankind.

He heard her cheerful "Good-night, cabby," as she ran up the steps and opened the door with a latchkey. In a few moments the lights flared up brightly behind the white curtains, and as he walked away he heard a window raised.

Margaret fumbled for her latchkey. Of course she had forgotten it.

He had scarcely left the room, and allowed the ticking to become audible again, when a quick hand turned a latchkey in the house- door, opened it, and shut it.

Taking a latchkey from the girl and the coin from Hawker, Flambeau let himself and his friend into the empty house and passed into the outer parlour.