<P> The earliest known uniform systems of weights and measures seem all to have been created at some time in the 4th and 3rd millennia BC among the ancient peoples of Egypt , Mesopotamia and the Indus Valley , and perhaps also Elam ( in Iran ) as well . </P>
<P> The earliest known uniform systems of weights and measures seem all to have been created at some time in the 4th and 3rd millennia BC among the ancient peoples of Egypt , Mesopotamia and the Indus Valley , and perhaps also Elam ( in Iran ) as well . </P>
who used the first standardized system of measurement
who used the first standardized system of measurement
Egypt Mesopotamia Indus Valley perhaps also Elam ( in Iran )
Egypt Mesopotamia Indus Valley perhaps also Elam ( in Iran )