anatomy of the human heart, hand-coloured engraving, published in 1861 - left auricle 幅插畫檔、美工圖案、卡通及圖標人體構造
history human anatomy, diagram of the heart, auricle, ventricle, pulmonary artery, vintage illustration, 19th century, victorian - left auricle 幅插畫檔、美工圖案、卡通及圖標人體構造, 健保和醫療, 人體