How a group spreads

Catalogued

Range bar chart

Made by
Mary Eleanor Spear
Year
1952
Field
Exploratory analysis and quality control
Kind
Data display
Room
How a group spreads — Placed by reading its description, not yet studied
Skeleton drawing, not the original plate

2 other forms share this skeleton

Source

Spear 1952, Charting Statistics

Attribution checked against the source

Searches, not citations

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