394 ELIZABETH CAROLINE CROSBY 
ead 
Pat 
ae . d 
Tete 38, 
el URS patie: 
° shea 5 
ee! 
N. te olf, lat 7 
Op. tr. 
N.vent-med: 
R 
N. lat. thal. 
12 
wpa eet 
Fig. 12 Section through the habenular commissure. (32:3, 3). 
Figs. 13-21 Transverse sections prepared by the Cajal method. Sections 
from two different series were used in preparing this series of drawings. X13. 
Vig. 13 Cross section through the left olfactory bulb anterior to the olfactory 
ventricle. The characteristic groupings of the internal and external granule 
cells and the ring-like arrangement of the mitral cells are clearly shown. The 
incoming fila olfactoria and the glomeruli are shown in the figure (3: 3, 2). 
