Unwarranted conclusions regarding the eight-hour and ten-hour workday ; a critical review of a "Comparison of an eight-hour plan and a ten-hour plan". United States public health bulletin no. 106.
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| Format: | Book |
| Language: | English |
| Published: |
New York :
National industrial conference board,
[1920]
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| Series: | Its special report, no. 14
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| Physical Description: | v, 21 pages ; 23 cm. |
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