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

Woolworth Building, sub-cellar lower level from center looking S.W.

Woolworth Building, sub-cellar Park Place side, looking S.W. at shoring.

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

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

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

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

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

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

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

Woolworth Building, exterior from S.W. corner.

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

Woolworth Building, from Broadway looking S.W.

Woolworth Building, engine room looking S.W.

Woolworth Building, from Broadway looking S.W.

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

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

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

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

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