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

Watercolor, gouache, and black ink on off-white wove paper

Colored marker on paper

Black marker on cardstock, stickers, note paper, and black pen on paper

Black, pink, and yellow crayon on paper

Black crayon on paper

Colored marker on paper

Ink on paper

Colored marker on paper

Black ink and watercolor on cream laid paper

Red and black inks and applied type on paper

Ink and watercolor on paper

Ink, wash, and gouache, spatter-painted, on paper