Office Unit and Factory Building, Greensboro, North Carolina, 1944-1946: Revisions: north elevation, sections, details (1/32" , 1/8" , 1/4" , 3/4" =1'-0")

Crayon on paper

Graphite on off-white wove paper

Graphite on off-white wove paper

Black ink on frosted mylar

Black fiber-tip ink on buff wove paper

Graphite on thin off-white wove paper

Brown chalk on off-white wove paper

Crayon on paper

Black ink on off-white wove paper

Off-white card

Black crayon and ink ; black crayon on paper

Black crayon on off-white tissue paper, mounted overall to illustration board