"No material transcendsmateriality as much as glass."
  • Colour Activity House
  • Joseph Pschorr House
  • Heliumverflüssigungsanlage IFW
  • Pfaffensteinstraße
  • Siemens Headquarter
  • Nordsilo
  • Verbindungsbrücke Kontorhaus
  • Hans Otto Theatre
  • maxCologne - cubic entrance
  • 1a Page Street

References