Show itral and brim and bronze tire are two alloys of copper the first in Is composed of copper and line zinc the latter of copper ani tin both historically and scientifically these two compound metals are of greater than almost any others copper wua was one of the first metals di extracted and utilized in the earliest of our history and antiquaries antiqua ries are accustomed to speak of rt a bronze age to express that hat interval of time daring during which chist metal buet conned formed many of the implement implements used for industrial purposes and iu in warfare chain bers journal |