Liver, gallbladder, stomach and portal system, shown in isolation, in 6 numbered illustrations. Liver reflected to show inferior surface with gallbladder and stomach, pancreas partially visible. Sections of the liver shown under a microscope. Veins of the portal system, from mesenteries to liver, shown in isolation. Gallbladder shown in isolation with arteries. Section of the gallbladder shown under a microscope.