Columbia subject headings:
Bontoux, Eugeǹe, 1820-1905.
Lyon (France)--Economic conditions.
Union générale, Paris.
Harvard subject headings:
Bontoux, Eugeǹe, 1820-1905.
Lyon (France)--Economic conditions.
Union générale, Paris.
Princeton subject headings:
Bontoux, Eugeǹe, 1820-1905.
Lyon (France)--Economic conditions.
Union générale, Paris.