Paul+Klee+2

http://www.nationalgalleries.org/collection/online_az/4:322/result/0/1328?initial=K&artistId=3785&artistName=Paul%20Klee&submit=1 http://www.iatwm.com/200508/SammlungRosengart/index.html http://www.galerie-mam.com/index/index.php?id=21&subid=2&nr=73

Aerial photos http://www.superstock.com/stock-photos-images/1597-10374 http://www.superstock.co.uk/stock-photos-images/1812-2098 http://www.superstock.co.uk/stock-photos-images/1597-34201 http://www.superstock.co.uk/stock-photos-images/1597-10373