Catalogued
Scalogram board
- Made by
- Louis Guttman; E.A. Suchman
- Year
- 1944/1950
- Field
- Social science and psychology
- Kind
- Physical object
- Room
- Values across a surface — Placed by reading its description, not yet studiedCould also hang in: How a group spreads
7 other forms share this skeleton
Source
Stouffer et al. 1950, Measurement and Prediction
Attribution less certain: contested, or no single inventor recorded