Research Project on Economical Apartment Design, 1930: Building type IIb: basement plan showing plumbing and gas installation, 1:50

Photomechanical print with applied type and typewritten text on paper

Mixed media on paper

Photomechanical print in black ink on off-white card, double-sided, colored paper, and three sheets of tracing paper, glassine envelope, plastic clip

Photomechanical print in brown ink on paper

Photomechanical print with colored pencil on paper

Photomechanical print with graphite and red ink on paper

Photomechanical print in colored inks on white paper