History of Medicine
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Understanding Human Body
Human body is like a factory, 1933.
The ear is like a telephone and the eye is like a camera, 1933.
Nose and tongue, 1933.
Skin, urinary system, and kidney, 1933.
Lungs and breathing exercises, 1933.
Heart, circulatory system, and veins, 1933.
Brain, nerve system, and spine, 1933.
Muscle system, 1951.
Respiratory system, 1951.
Excretory system, 1951.
Nervous system, 1951.
Parasitic pathogens, 1951.