Anthraco-silicosis among hard coal miners / from the Office of Industrial Hygiene and Sanitation, R.R. Sayers ; prepared by direction of the Surgeon General.

  • United States. Public Health Service.
Date:
1936
Catalogue details

Licence: Public Domain Mark

Credit: Anthraco-silicosis among hard coal miners / from the Office of Industrial Hygiene and Sanitation, R.R. Sayers ; prepared by direction of the Surgeon General. Source: Wellcome Collection.

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    BLIC HEALTH SERVICE — _WASHINGTON, D. C.