Columbia subject headings:
Arsenic--Toxicology--Great Britain--History.
Industrial hygiene--Law and legislation--Great Britain--History.
Lead poisoning--Great Britain--History.
Occupational diseases--Great Britain--History.
Harvard subject headings:
Great Britain.
Industrial hygiene--Great Britain--History.
Occupational diseases--Great Britain--History.
Princeton subject headings:
Anthrax--History.
Occupational diseases--Law and legislation--Great Britain.