PLATE 2 



EXPLANATION OF FKiURES 



13 to 26 Illustrate the Langhans' cells. 



27 to 38 The stroma cells in the chorion villi. 



39 to 69 The decidual cells. 



70 The peculiar-looking product which makes its appearance in the ce' 

 membrane and interstitium of the large-type decidual cells. 



71 The above-mentioned product filling up the blood vessels. 



72 to 83 The glandular epithelium during pregnancy. 

 84 to 91 The interstitial cells prior to menses. 



92 to 96 The glandular epithelial cells prior to menses 



