Friedrich Krupp Administration Building and Exhibition Hall, Hugel Park, Essen, Germany (Eingangstür- und Glaswanddetails im Erdgeschoss [Entrance-door and glass-wall details on ground floor]. Sections, elevations.)
Ludwig Mies van der Rohe
American, born Germany. 1886–1969
Pencil, Ink on acetate
Mies van der Rohe Archive, gift of the architect