medicine, anatomy, blood circulation of mammals, birds, reptiles and fishes, schematic diagram, drawing, 19th century, 19th century, graphic, graphics, organ, organs, heart, hearts, blood vessel, artery, arteries, arterial, vein, veins, capillary, capillaries, blood, medicine, medicines, blood circulation, systemic circulation, birds, bird, reptile, reptiles, fishes, fish, schematic diagram, scheme, schemes, historic, historical, Additional-Rights-Clearences-Not Available

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Photo credit: © INTERFOTO / History / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 19th, anatomy, arterial, arteries, artery, bird, birds, blood, capillaries, capillary, century, circulation, diagram, fish, fishes, graphic, graphics, heart, hearts, historic, historical, mammals, medicine, medicines, organ, organs, reptile, reptiles, schematic, scheme, schemes, systemic, vein, veins, vessel