Maybe the plant belonged to one or more families of noble entrepreneurs, who passed some periods of time in Sicily in order to control their business. In the furnace “A” they found a bent tile with the stamp Maesi and a cross-shaped sign, dating back to the 5th century A.D., and near Alcamo (in contrada Sirignano) among the ruins of an ancient villa they discovered a tile with the stamp Masi Anae.
