 Complete the following phrase:  Gallé continued to expand his activities, In 1885 He opened his first shop in Paris at 12 rue Richter, followed by other shops in Frankfurt-am-Maine and London. He also took part on a grand scale in international expositions; beginning with the 1878 Paris Universal Exposition, where his pavilion was thirty meters long; the 1893 Worlds Columbian Exposition in Chicago; and especially the 1900 