[Window washers.]

[Window washers.]

[Window washers on city street.]

[Sailing mast.]

[Skyway.]

[Window washers.]

[Fire escape.]

[Men installing window.]

[Unidentified brick building with metal shutters.]

[Detail of building at the New York World's Fair.]

[Façade of an unidentified building.]

[Construction of building at Rockefeller Center.]

[Construction of Rockefeller Center.]

[George Washington Bridge.]

[Lloyd Wallpapers sign and Rockefeller Center.]

[Welfare Hospital for Chronic Disease.]

Welfare Island. Chronic Diseases Hospital Group. Exterior construction view

105 Madison Avenue. Loft Building, view looking up

[Man standing on side of truck and window washers.]

East 26th Street and Fourth Avenue, southwest corner. Ogden Mills Building