Woolworth Building, engine room, pump room from west end.

Woolworth Building, engine room.

Woolworth Building. Engine room.

Woolworth Building, engine room.

Woolworth Building, boiler room.

Woolworth Building. Boiler room.

Woolworth Building, boiler room.

Woolworth Building, engine room.

Woolworth Building, engine room.

Woolworth Building. Grille room looking East.

Woolworth Building, boiler room looking north.

Woolworth Building, engine room, filters.

Woolworth Building, Engine Room

Woolworth Building. Grille room looking West.

Woolworth Building, boiler room looking north.

Woolworth Building, engine room looking S.W.

Woolworth Building, engine room looking N.E.

Scandinavian Trust Co., Woolworth Building, director's room.

Woolworth Building, boiler room behind east boilers.

Woolworth Building. Café toward grille room.