Office and Factory Buildings, Cali, Colombia, 1945: Stairways and floor openings (1/2" = 1'-0")

Photomechanical print with colored pencil on paper

Photomechanical print in black and green

Black inks; photomechanical reproductions of relief line cuts

Photomechanical print in black ink on paper

Photomechanical print on toilet paper

Photomechanical print with ink on paper