This pictogram tells of an earthquake that took place in the year 1507. The quake is represented by the symbol (middle, right) composed of four dotted yellow rectangles overlain by four helices ...

Researching modern pictograms on a worldwide basis, the team produced 34 distinct pictograms. By 1979, 16 more symbols were added to the system, which brought the total to 50, where it remains today.

Gaurav Jain, Sunaina Shrivastava, Zeynep Ece Tolun. How pictogram arrangements impact consumer optimism and judgments. Journal of Marketing Communications, 2023; 1 DOI: 10.1080/13527266.2023.2253820 ...