1906-1999 1908- 1908-1984 1929-1995 1930-1990 1946- arendjanvander artists belgium bienek buildings celebrities correspondence correspondencehuber correspondencejanssen daniel design englishbienek etc exhibitions fashionphotography gardens germanliterature germany germany(west) historyandcriticism janssen landscapegardening mailart netherlands peters portraitphotography portraits rüdiger sociallegislation structures translations volker zielske