Woolworth Building, Building Foundation on 10 and 12 Park Place [Construction zone.]

Woolworth Building, vault.

Woolworth Building, boiler room.

Woolworth Building. Engine room.

Woolworth Building. Grand staircase.

Woolworth Building. Grand staircase.

Woolworth Building, engine room.

Woolworth Building. Detail of Broadway Trust staircase.

Broadway between Barclay Street and Park Place. Woolworth Building foundation work, bird's-eye view from S.W. corner.

Woolworth Building. Safe deposit vault.

Woolworth Building. Detail of ornamental ceiling.

Woolworth Building, switchboard.

Woolworth Building, switchboard.

Woolworth Building, general view of exterior.

Woolworth Building, boiler room looking north.

Woolworth Building, air cushions #7-10.

Woolworth Building, shoring N.W. corner.

Woolworth Building, exterior from N.W.

Woolworth Building. Grille room looking West.

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