His fingers closed a valve equipped with a combination lock.
Nothing, in fact, but a concealed cupboard with a combination lock.
He worked away at the second combination lock, and presently exposed the interior of the little safe.
Back in the passage, I slammed the leaded vault door to and threw in the combination lock.
Propped upon a chair behind him, the electric torch threw its shaft of light full upon the combination lock.
In the room at the foot of the bed was a small steel safe, which Ted found was fastened with a combination lock.
Do you remember a telegraph boy who was in here several months ago and bought a combination lock to fit his door?
It had not a combination lock, and he had only to find the key to be able to open it with the greatest ease.
It also had a combination lock, unmarked, virtually invisible, the settings of which Trigger already had memorized.
You see, it has a combination lock and he loaned it to me to-night just for this purpose.