250 Park Avenue. Postum Building. Entrance

250 Park Avenue. Postum Building

250 Park Avenue. Postum Building. Entrance

[Postum Building, 250 Park Avenue.]

250 Park Avenue. Postum Building. Entrance

250 Park Avenue. Postum Building. Interior, 16th floor reception room

250 Park Avenue. Postum Building. Interior, main hall

250 Park Avenue. Postum Building. Interior, detail of index board in hall

250 Park Avenue. Postum Building. Interior, private office of Thompson-Starret and Company

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

East 46th Street and Park Avenue, northwest corner. Postum Building

105 Madison Avenue. Loft Building, view looking up

Park Avenue [Facade of a building.]

250 Park Avenue South. Commercial building

Park Avenue and 53rd Street. Lever Building [Lever House], Putting in Last Pieces of Glass in Courtyard

Park Avenue and 53rd Street. Lever Building [Lever House], Putting in Last Pieces of Glass in Courtyard

750 3rd Avenue Between 46th and 47th Street. [Construction view], Bolting Uprights to Building Frame

750 3rd Avenue Between 46th and 47th Street. [Construction view], Pulling Casement Frame Section to Next Level

750 3rd Avenue Between 46th and 47th Street. [Construction view], Welding to Frame

Park Avenue [Office building and construction.]