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A study of chronic mercurialism in the hatters' fur-cutting industry / From the Division of Industrial Hygiene, Senior Surgeon R.R. Sayers, medical officer in charge. Medical studies by: Paul A. Neal, P.A. surgeon, Roy R. Jones, P.A. surgeon. Engineering studies by: J.J. Bloomfield, P.A. sanitary engineer, J.M. Dallaville, P.A. sanitary engineer. Statistical analysis by: Thomas I. Edwards, technical editor. Prepared by direction of the Surgeon General. Public Domain Mark. Source: Wellcome Collection.