High-Rise Steel Frame Apartment Building, 1929-1930: East and west elevations, 1:100

Black crayon on paper

Graphite and blue crayon on paper

Paper

Colored marker and black pen on paper

Ink on paper

Black and red marker and black pen on paper

Graphite on paper, mounted

Black ink on translucent vellum paper

Black crayon on tan wove paper

Graphite on off-white wove envelope

Colored marker on paper

Black crayon on paper