1770
Research in Progress
Olérys-Laugier Factory, France, founded 1738, 1780
Olérys-Laugier Factory, France, founded 1738, 1740
Olérys-Laugier Factory, France, founded 1738, 1750
Olérys-Laugier Factory, France, founded 1738, 1730
Olérys-Laugier Factory, France, founded 1738, 1770