Catalogued
Sliding bar chart
- Made by
- No single inventor documented; classified by Calvin F. Schmid
- Year
- 1954
- Field
- Management and industry
- Kind
- Data display
- Room
- Parts of a whole — Placed by reading its description, not yet studied
1 other forms share this skeleton
Source
Schmid 1954, Handbook of Graphic Presentation
Attribution less certain: contested, or no single inventor recorded