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2. Historical visual chart from the Philadelphia Electric Company, used for reporting performance on clerical aptitude and proficiency tests.
3. Micromotion chart data for operation of drill sleeve
4. Man vs. machine chart, comparing effectivness of old method of spooling plaster includes operations.
5. Man vs machine chart, comparing effectiness of 2nd new method, includes operations
6. Man vs. machine chart, comparing effectiveness of new method, includes operations
7. Chart comparing criteria and test scores.
8. Typical losses in an oil-fired marine boiler
9. Chart comparing output, intelligence and boredom of factory workers with superior intelligence. Work includes chocolate packaging and soap wrapping, inserting, and winding.
10. Chart illustrating the relationship between mental age and occupation
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