Catalogued
Kardex visible record system
- Made by
- James H. Rand Sr. (visible index); James Rand Jr. (Kardex brand)
- Year
- 1898-1915
- Field
- Management and industry
- Kind
- Physical object
- Room
- How a group spreads — Placed by reading its description, not yet studiedCould also hang in: Lives and events
6 other forms share this skeleton
Source
Friendly and Denis, Milestones in the history of data visualization
Attribution less certain: contested, or no single inventor recorded