Competition Entry for "Growing House" for "Sun, Air, and House for All" Exhibition, Berlin, 1932: Heating system with various furnaces

Photomechanical print and gouache on paper

Black ink on off-white card

Typewritten text on paper

Photomechanical print in blue ink on white paper

Photomechanical print with graphite and colored pencil on paper

Photomechanical print in red, black and blue inks on paper

Mixed media on paper

Photomechanical print in colored inks on white wove paper

Photomechanical print in red and black inks on white paper