Only a single staircase on one side of the building connects the three storeys.
A light well runs down the centre of the house which contains a staircase connecting all three levels.
Visitors can cross to the edge where the original staircase connected to the bridge.
A narrow staircase in the rear connects the ground floor level with the new upper hall.
There is also a staircase connecting to the rooftop.
Even after the second airplane struck, an open staircase connected the upper reaches of the south tower to the street.
There is only one "ceremonial" staircase connecting the ground floor and the first floor.
All that remains of the original interior is a cast-iron-and-slate staircase connecting the three floors.
A staircase with a banister and a turned newel post connects the two levels.
A grand staircase - nearly the entire 180-foot width of the platform - connects it to the waterfront.