Woolworth Building, engine room from S.W. corner looking west.

Woolworth Building, engine room looking S.W.

Woolworth Building, boiler room from S.W. corner.

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

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

Woolworth Building, engine room from N.W. corner.

Woolworth Building, exterior from S.W. corner.

Woolworth Building, engine room from S.E. corner.

Woolworth Building. Engine room from S.E. corner.

Woolworth Building, sub-basement from N.E. corner room from S.W. corner.

Woolworth Building, engine room from S.E. corner.

Woolworth Building, engine room from S.E. corner.

Woolworth Building, sub-cellar S.W. corner.

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

Woolworth Building, basement large room, S.W. corner view from east end.

Woolworth Building, from Broadway looking S.W.

View from Woolworth Building roof looking at S.W. corner of building.

Woolworth Building, from Broadway looking S.W.

Woolworth Building, sub-cellar looking toward S.W. corner.

Woolworth Building, detail S.W. corner Barclay Street.