Woolworth Building, sub-basement central section, boiler room.

Woolworth Building, sub-basement midway between boiler and engine room looking east.

Woolworth Building, sub-basement center south.

Woolworth Building, sub-basement, coal bunkers from east end.

Woolworth Building, West Section of Rear Basement Wall at 1 1/2 Barclay

Woolworth Building, boiler room.

Woolworth Building. Boiler room.

Woolworth Building, boiler room.

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

Woolworth Building, [sub-basement from] center [loo]king N.W.

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

Woolworth Building, boiler room behind east boilers.

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

Woolworth Building, boiler room looking north.

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

Woolworth Building, sub-cellar looking N.E. along Broadway side.

Woolworth Building, Middle Section of Rear Basement Wall at 1 1/2 Barclay

Woolworth Building, boiler room looking north.

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

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