bronze empresses
... that some Byzantine steelyards employed bronze empresses?
... that some Byzantine <a href="./Steelyard_balance" id="mwA3U" rel="mw:WikiLink" title="Steelyard balance">steelyards</a> employed <b id="mwA3Y"><a href="./Byzantine_units_of_measurement" id="mwA3c" rel="mw:WikiLink" title="Byzantine units of measurement">bronze empresses</a></b>?