PLATE IV 



Fig. 1. — From the same material as Fig. 2, Plate II., after five days. The 

 myelin globules were in coherent masses (from partial evaporation of the 

 alcohol). They exhibit well-marked distortion. 







Fig. 2. — Aberrant forms of the myelin globules of human adrenal seen under the 

 crossed prisms of the polarization microscope. 



