The pictogram. Definitions ; Semiotics: the study of signs ; The history of pictograms ; A summary. -- Building pictograms. Conception ; Design ; Using the pictogram ; General tips ; Creating pictogram fonts ; Legal protection. -- Pictogram pioneers. Traffic signs ; The Olympic Games ; Association of German Airports ; Professor Herbert W. Kapitzki. -- Commercial pictograms. ERCO ; Deutsche Bahn AG ; Berlin Transport Services ; Cologne/Bonn Airport ; Düsseldorf Airport ; A design for telecommunications ; Pacific Bell - Yellow pages 1 ; Pacific Bell - Yellow pages 2 ; Bombardier 'Drivers cab' ; Berlin Swimming Baths ; Zurich Airport ; Swiss Post ; Sto AG. -- New uses for pictograms. Zurich Waste Disposal ; Park in Chambord ; Expo 2002 ; Typebox, San Francisco ; Pippo Lionni, Paris ; The Natural History Museum, Berlin. -- Icon variations. Icons ; Susan Kare Design, San Francisco ; Meta Design, San Francisco ; eBoy, Berlin/New York ; Ascom, Berlin ; Kame Design, San Francisco. -- A language of icons. Development of an icon language