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 red and black inks on white paper

Photomechanical print with wash and gouache on paper

Photomechanical print in black and gray inks on white paper

Photomechanical print with ink and wash on paper, spatter-painted

Typewritten text on paper

Photomechanical print with applied type on paper