Columbia subject headings:
Crime prevention--France--Lyon--History--19th century.
Lyon (France)--History--19th century.
Lyon (France)--Social conditions--19th century.
Police administration--France--Lyon--History--19th century.
Police--France--Lyon--History--19th century.
Social control--France--Lyon--History--19th century.
Harvard subject headings:
Lyon (France)--Social conditions--19th century.
Police--France--Lyon--History--19th century.
Princeton subject headings:
Police--France--Lyon--History--19th century.