Kurt Schwitters archives, Sprengel Museum Hannover
http://sprengel-museum.de/kurt_schwitters_archiv/index.htm
Kurt Schwitters Exhibition in Mexico City, 2003
http://www.kurtschwitters.org/
Kurt Schwitters MerzbaRN
http://www.merzbarn.net/hanovermerzbau.html
Kurt Schwitters, Untitled (Ebing), 1920. Collage, 15 x 12cm. © DACS 2009.