 Kọ itẹsiwaju fun paragirafi yii - Ile-iṣẹ naa gba ọpọlọpọ awọn ami ẹbun, pẹlu ni 1861 Industrial Exposition ni Paris, 1862 International Exhibition of London, Exposition Universelle, Paris 1868, 1878 Exposition Universelle : , àti 1889 Exposition Universelle. 