Human Heart & Lungs, Circa 1911

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Graphics academical scan medical medicine neck old organ organs picture pulmonary resource retro rib ribcage right scanned lung science scientific scrapbook scrapbooking shoulder shoulders stock system torso vein veins vessel vessels vintage lungs image left bones anatomical anatomy aorta art arterial arteries artery artwork auricle auricles black blood body bone breath academics breathe breathing cardio cardio-vascular cardiovascular chest design education educational free graphic heart human white illustration