Woolworth Building, air cushion #15, 16, 17 and 18.

Woolworth Building, cellar, air cushion #15-18.

Woolworth Building, air cushions #3, 4 and 5.

Woolworth Building, air cushions #7-10.

Woolworth Building, air cushions from center south.

Woolworth Building, air cushions, from north end looking south.

Woolworth Building. Air Compressor [Construction zone.]

Woolworth Building, Caisson, Air Pressure Station [Construction zone.]

Woolworth Building, switchboard.

Woolworth Building, feedwater filters and blowers.

Woolworth Building, swimming tank.

Woolworth Building, general exterior.

Woolworth Building, engine room.

Woolworth Building, storefronts [on] Park Place and Broadway.

Woolworth Building. Corridor on 24th Floor, Woolworth offices.

Woolworth Building, boiler room looking north.

Woolworth Building. Rear hall toward front.

Woolworth Building. Grille room looking East.

Woolworth Building, from Broadway looking west.

Woolworth Building, sub-basement center south.