In the center of the wall was a glass door.
I watch him for a while through the glass door.
He turned away from the glass door and walked through the living room.
His goal was a glass door set in the wall.
If so, the glass door might not be opened until morning.
She started to close the glass door behind her, but then thought better of it.
Everybody was standing on the other side of the glass door, watching him.
She walked around the building to the front, trying each glass door.
She opened the glass door and I followed her through.
Then we got out of the car and went in through the heavy glass door.