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

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

Woolworth Building, sub-cellar, pit in N.W. corner.

Woolworth Building, exterior from N.W. corner.

Woolworth Building, rear from N.W. corner.

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

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

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

Woolworth Building, boiler room looking N.W.

Woolworth Building, exterior from N.W.

Woolworth Building, from center Broadway side looking N.W.

Woolworth Building, engine room looking N.W.

Woolworth Building, [from] Barclay looking N.W.

Woolworth Building, shoring S.E. corner.

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

Woolworth Building, sub-cellar, laying floor in N.W. corner of pit.

Woolworth Building, basement from N.W. corner looking east to Park Place.

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

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

Woolworth Building, engine room N.E. corner.