It depended on the principal metal used – initially bronze. Thenways were found of refining iron and using it a steel, which wastougher, more adaptable and useful. Hence the two periods.
Hi!
I'm Harry
Would you like to get such a paper? How about receiving a customized one?
Check it outHi!
I'm Harry
Would you like to get such a paper? How about receiving a customized one?
Check it out