Woolworth Building. Swimming tank.
Woolworth Building, swimming tank from S.E. corner.
Woolworth Building, basement room over swimming tank, view from entrance.
Woolworth Building, sub-basement swimming pool from S.W. corner.
Woolworth Building, switchboard.
Woolworth Building. Pump room.
Woolworth Building. Boiler room.
Woolworth Building, boiler room.
Woolworth Building, engine room.
Woolworth Building, vault.
Woolworth Building
Woolworth Building, rendering.
Woolworth Building, general exterior.
Woolworth Building, Broadway looking south.
Woolworth Building. Hall from entrance.
Woolworth Building, engine room, filters.
Woolworth Building. Engine room.