Competition Entry for "Chicago Tribune" Tower, 1922: "Chicago Tribune" building: Perspective; "Chicago Tribune" building: Front and side elevations; Sommerfeld office building: Model; Sommerfeld office building: Model

Photomechanical print in black ink on orange paper

Photomechanical print with applied type on paper, splatter-painted

Photomechanical print with graphite and red ink on paper

Photomechanical print with gelatin silver print and applied type on paper

Photomechanical print in black and red inks on white paper