Woolworth Building, Rathskeller from N.E. corner.

Woolworth Building, vault from N.E. corner.

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

Woolworth Building, engine room N.E. corner.

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

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

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

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

Woolworth Building, sub-cellar from center looking N.E.

Woolworth Building, engine room looking N.E.

Woolworth Building, from C platform looking N.E.

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

Woolworth Building, engine room from center looking N.E.

Woolworth Building, detail of lower stories from N.E.

Woolworth Building, bird's-eye view from S.E. corner.

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

Woolworth Building, exterior from S.E. corner.

Woolworth Building, exterior from S.E. corner.