Research Project on Economical Apartment Design, 1930: Isometric

Photomechanical print in red and black inks on white paper

Photomechanical print in orange and black ink on paper

Photomechanical print in orange, dark blue and gray inks on white paper

Photomechanical print with graphite and crayon on paper

Photomechanical print with colored pencil on paper

Photomechanical print with wash and applied type on paper

Black ink on off-white card

Photomechanical print in black and red inks on white paper

Photomechanical print with ink, applied type, and typewritten text on paper