1,185
edits
Changes
no edit summary
3500 B.C. began w/ [[copper]] tools, then 2500 B.C. superior [[bronze]] tools, then 1200 B.C. superior [[iron]] tools.
3500 B.C. began with [[copper]] tools, then 2500 B.C. superior [[bronze]] tools, then 1200 B.C. superior [[iron]] tools.