The door was further secured by heavy pivoted bars extending from jamb to jamb.
But that jamb is merely the back of a small cupboard in the hall.
As he hastened down the passageway toward his office, the airlock sucked the door against its jamb with an ominous whistle.
jamb, not jam is the spelling of the side-piece of a door, window or fire-place.
A heavy gold bolt showed on the jamb of the door, and he touched it lightly with his finger tips.
Lafe could hear him clearly where he leaned against the jamb of the door.
The jamb of the door is the wooden frame that goes around it, to hold it in place.
He leaned against the jamb for a moment, then went on to his bedroom.
Morgan was in the door, his back against the jamb, leisurely smoking his pipe.
Tom was standing in the doorway, deathly sick and clinging to the jamb for support.