320 FRANKLIN PARADISE JOHNSON 
the first few weeks of -postnatal life and that during this time 
innumerable new lobules are forming. He further states that 
in the early stages of the liver the hepatic branches outnumber the 
portal, and that lobule formation ceases when a single portal 
Figs. 16 to 19 Outline camera-lucida drawings of lobules of four different 
stages to show increase in size of hepatic lobules. Fig. 16. 254 mm.; fig. 17, four 
weeks old; fig. 18, two months old; fig. 19, adult. X 25. 
