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.

    165/180 (page 101)
    -poujoods dno1d Uy peuymexd UOT OT Uk} SsOT ¢ “AYTIGBSIP 0} SUTINGIIZWO SB PIOpIBZEI SBA S[SO[NDIEQN} [BOIUT{O YOIYAA UI SESBO ¢ SISOOT[]S-OOVIGIU JO 08849