Human Heart & Lungs, Circa 1911

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