Catalogued

Von Mayr rectangular (proto-mosaic) diagrams

Made by: Georg von Mayr
Year: 1877
Field: Statistics
Kind: Data display
Room: Parts of a whole — Placed by reading its description, not yet studiedCould also hang in: How a group spreads

Skeleton drawing, not the original plate

14 other forms share this skeleton

Source

Attribution less certain: contested, or no single inventor recorded