Lighting and ventilation of factories, hours of labor and health.
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| Title: | Lighting and ventilation of factories, hours of labor and health. |
|---|---|
| Authors: | Purdy, J. S. |
| Source: | Journal of Industrial Hygiene; March 1922, Vol. 3, p355-358, 4p |
| Database: | Applied Science & Technology Source |
| Description not available. |
