Woolworth Building. Grille room looking West.

Woolworth Building. Café toward grille room.

Woolworth Building, boiler room looking N.W.

Woolworth Building, engine room from near center looking east.

Woolworth Building, engine room from center looking N.E.

Woolworth Building, engine room.

Woolworth Building, engine room looking west from east end.

Woolworth Building, boiler room looking north.

Woolworth Building, Looking East From Center [Construction zone.]

Woolworth Building. Detail of elevator grilles.

Woolworth Building, engine room from S.W. corner looking N.E.

Woolworth Building, boiler room looking north.

Woolworth Building, between engine and boiler room looking East.

Woolworth Building, engine room looking S.W.

Woolworth Building, engine room looking N.E.

Woolworth Building, from Barclay Street looking east.

Woolworth Building, from Broadway looking west.

Woolworth Building, looking west from Broadway.

Woolworth Building, From Center Run Looking East [Construction zone.]

Woolworth Building, boiler room behind east boilers.