Prefabricated Copper Houses, 1931-1932: Building types S and S1: details of roof and drainage systems, 1:10

Graphite on paper

Graphite on paper

Black marker, blue pen, fabric swatches, and staples on paper

Opaque and transparent watercolor, graphite, and black ink on cream card

Black and red marker on paper

Colored marker on paper

Colored marker, opaque watercolor, paper, graphite, and adhesive on paper

Black crayon on paper

Colored marker on paper

Graphite on paper

Black marker on paper

Black, blue and olive crayon on paper