Show Ha Harvey Harveys er Great Work Harvey published his Ills Imp Important discovery of ot the circulation of at the blood In 1620 Before Detore this time It was universally believed that the tile arteries arteries arteries ar ar- ar- ar teries or vessels through which the blood flows Vs from the heart henrt did not contain blood at all nil but only air and Indeed the word artery was originally used to signify the tile windpipe windpipe windpipe wind wind- pipe and any air Kansas air Kansas City Times |