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

Woolworth Building, exterior from N.W. corner.

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

Woolworth Building, rear from N.W. corner.

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

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

Woolworth Building, shoring N.W. corner.

Woolworth Building, basement from N.E. corner looking west.

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

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

Woolworth Building, engine room looking N.W.

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

Woolworth Building, boiler room looking N.W.

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

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

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

Woolworth Building, exterior from N.W.

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

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

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