GLANDULAR CELLS OF THE FROG'S PANCREAS 



S. SAGUCHI 



PLATE 2 



3b 





37 



?v 



CI* 



Mrt 





1 



40 



41 







m 



i 



9 9 





• 



2« 



38 





39 





V ~ 



51 





3 



52 



^ 



415 



