Graphs and the graphical display of data in human biology, engineering, and management

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The nomograph: a diagram allowing for the visual calculation of the values of multiple interrelated physiological variables. (Committee on Industrial Physiology grant application. 1927. Rockefeller Archive Center.)

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Graph of nitroglycerine yields, Du Pont 1913 (Yates, 1989)

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Late 19th century graph of the reduction of costs under different labor regimes (Yates 1989)

Yates, JoAnne. Control Through Communication. (Johns Hopkins, 1989.)