Stepping out of the office, Helene moved toward the front stairway.
The boys rushed up the front stairway two steps at a time.
She turned, heading for the foyer and the front stairway, then stopped.
We passed by the teachers' lounge near the front stairway.
They had gone down the front stairway, after hurling the bombs.
They took the front stairway and cut in upon his path.
He started up the front stairway and the others followed.
Ambrose was coming from the kitchen; Jasper down the front stairway.
He had come from the front stairway he couldn't have been in the study when her uncle died.
From the sounds he had heard, he knew there must be a front stairway.