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

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

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

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

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

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

Woolworth Building, sub-basement swimming pool from S.W. corner.

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

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

Woolworth Building, exterior from S.E. corner.

Woolworth Building, exterior from S.E. corner.

Woolworth Building, exterior from S.E. corner.

Woolworth Building, from Broadway looking S.W.

Woolworth Building, exterior from N.W. corner.

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

Woolworth Building, exterior from S.E. corner.

Woolworth Building, from Broadway looking S.W.

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

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

Woolworth Building, exterior from S.E. corner.