"No material transcendsmateriality as much as glass."
  • Nordsilo
  • maxCologne - cubic entrance
  • Siemens Headquarter
  • Joseph Pschorr House
  • Heliumverflüssigungsanlage IFW
  • Colour Activity House
  • Großes Tropenhaus
  • Hans Otto Theatre
  • ADG Schloss Montabaur
  • Alfred Brehm House

References