1820-Joseph-Frédéric Benoît Charrière (1803-1876) founds the business; 1852 - bequeathed company to his son Jean Jules (died 1866); company transferred to Adolphe Collin and Robert; 1870 Adolphe Collin sole owner; suceeded by his grandson and husband and his granddaughter's company. known as Collin & Cie; 1930 - taken over by Gentile; 1978 - collections sold.